102644204 has 12 divisors (see below), whose sum is σ = 193444944. Its totient is φ = 47374224.

The previous prime is 102644183. The next prime is 102644207. The reversal of 102644204 is 402446201.

It is a super-2 number, since 2×102644204² = 21071665229587232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102644204.

It is not an unprimeable number, because it can be changed into a prime (102644207) 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, 986912 + ... + 987015.

It is an arithmetic number, because the mean of its divisors is an integer number (16120412).

Almost surely, 2^102644204 is an apocalyptic number.

It is an amenable number.

102644204 is a deficient number, since it is larger than the sum of its proper divisors (90800740).

102644204 is a wasteful number, since it uses less digits than its factorization.

102644204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973944 (or 1973942 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 102644204 is about 10131.3475905232. The cubic root of 102644204 is about 468.2144474630.

The spelling of 102644204 in words is "one hundred two million, six hundred forty-four thousand, two hundred four".