102464256 has 36 divisors (see below), whose sum is σ = 272706392. Its totient is φ = 34154496.

The previous prime is 102464249. The next prime is 102464273. The reversal of 102464256 is 652464201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65941 + ... + 67476.

Almost surely, 2^102464256 is an apocalyptic number.

102464256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

102464256 is an abundant number, since it is smaller than the sum of its proper divisors (170242136).

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

102464256 is an equidigital number, since it uses as much as digits as its factorization.

102464256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133436 (or 133422 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 102464256 is about 10122.4629413992. The cubic root of 102464256 is about 467.9406747797.

Subtracting 102464256 from its reverse (652464201), we obtain a palindrome (549999945).

The spelling of 102464256 in words is "one hundred two million, four hundred sixty-four thousand, two hundred fifty-six".