102253864 has 16 divisors (see below), whose sum is σ = 192114720. Its totient is φ = 51023280.

The previous prime is 102253849. The next prime is 102253891. The reversal of 102253864 is 468352201.

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, 8682 + ... + 16729.

It is an arithmetic number, because the mean of its divisors is an integer number (12007170).

Almost surely, 2^102253864 is an apocalyptic number.

It is an amenable number.

102253864 is a deficient number, since it is larger than the sum of its proper divisors (89860856).

102253864 is a wasteful number, since it uses less digits than its factorization.

102253864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25920 (or 25916 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 102253864 is about 10112.0652687767. The cubic root of 102253864 is about 467.6201778602.

The spelling of 102253864 in words is "one hundred two million, two hundred fifty-three thousand, eight hundred sixty-four".