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498364290 = 23255537381
BaseRepresentation
bin11101101101000…
…110111110000010
31021201202112021200
4131231012332002
52010040124130
6121241402030
715231012054
oct3555067602
91251675250
10498364290
1123634a516
1211aa99316
137c331718
144a28b8d4
152db43760
hex1db46f82

498364290 has 24 divisors (see below), whose sum is σ = 1295747388. Its totient is φ = 132897120.

The previous prime is 498364283. The next prime is 498364297. The reversal of 498364290 is 92463894.

498364290 is a `hidden beast` number, since 498 + 36 + 42 + 90 = 666.

It is an interprime number because it is at equal distance from previous prime (498364283) and next prime (498364297).

It can be written as a sum of positive squares in 2 ways, for example, as 498316329 + 47961 = 22323^2 + 219^2 .

It is a super-3 number, since 3×4983642903 (a number of 27 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (498364297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2768601 + ... + 2768780.

Almost surely, 2498364290 is an apocalyptic number.

498364290 is an abundant number, since it is smaller than the sum of its proper divisors (797383098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498364290 is a wasteful number, since it uses less digits than its factorization.

498364290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537394 (or 5537391 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 498364290 is about 22324.0742249259. The cubic root of 498364290 is about 792.8340711920.

The spelling of 498364290 in words is "four hundred ninety-eight million, three hundred sixty-four thousand, two hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 5537381 11074762 16612143 27686905 33224286 49836429 55373810 83060715 99672858 166121430 249182145 498364290