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4992469 = 5479127
BaseRepresentation
bin10011000010110111010101
3100101122101021
4103002313111
52234224334
6255001141
760302206
oct23026725
910348337
104992469
1128aaa09
1218091b1
13105a531
1493d5ad
156893b4
hex4c2dd5

4992469 has 4 divisors (see below), whose sum is σ = 5002144. Its totient is φ = 4982796.

The previous prime is 4992461. The next prime is 4992487. The reversal of 4992469 is 9642994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4992469 - 23 = 4992461 is a prime.

It is a super-2 number, since 2×49924692 = 49849493431922, which contains 22 as substring.

It is a Duffinian number.

4992469 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4992461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4017 + ... + 5110.

It is an arithmetic number, because the mean of its divisors is an integer number (1250536).

Almost surely, 24992469 is an apocalyptic number.

It is an amenable number.

4992469 is a deficient number, since it is larger than the sum of its proper divisors (9675).

4992469 is an equidigital number, since it uses as much as digits as its factorization.

4992469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9674.

The product of its digits is 139968, while the sum is 43.

The square root of 4992469 is about 2234.3833601242. The cubic root of 4992469 is about 170.9116993357.

The spelling of 4992469 in words is "four million, nine hundred ninety-two thousand, four hundred sixty-nine".

Divisors: 1 547 9127 4992469