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498381 = 3132983
BaseRepresentation
bin1111001101011001101
3221022122120
41321223031
5111422011
614403153
74144002
oct1715315
9838576
10498381
11310494
122004b9
13145b00
14cd8a9
159ca06
hex79acd

498381 has 12 divisors (see below), whose sum is σ = 720288. Its totient is φ = 306384.

The previous prime is 498367. The next prime is 498391. The reversal of 498381 is 183894.

It is not a de Polignac number, because 498381 - 29 = 497869 is a prime.

It is a super-2 number, since 2×4983812 = 496767242322, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498301) 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, 16 + ... + 998.

It is an arithmetic number, because the mean of its divisors is an integer number (60024).

2498381 is an apocalyptic number.

It is an amenable number.

498381 is a deficient number, since it is larger than the sum of its proper divisors (221907).

498381 is a wasteful number, since it uses less digits than its factorization.

498381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012 (or 999 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 498381 is about 705.9610470840. The cubic root of 498381 is about 79.2842932253.

The spelling of 498381 in words is "four hundred ninety-eight thousand, three hundred eighty-one".

Divisors: 1 3 13 39 169 507 983 2949 12779 38337 166127 498381