102804928 has 28 divisors (see below), whose sum is σ = 210588352. Its totient is φ = 49743360.

The previous prime is 102804901. The next prime is 102804931. The reversal of 102804928 is 829408201.

It is a junction number, because it is equal to n+sod(n) for n = 102804893 and 102804902.

It is a congruent number.

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, 23925 + ... + 27892.

Almost surely, 2^102804928 is an apocalyptic number.

It is an amenable number.

102804928 is an abundant number, since it is smaller than the sum of its proper divisors (107783424).

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

102804928 is an equidigital number, since it uses as much as digits as its factorization.

102804928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51860 (or 51850 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 102804928 is about 10139.2765027885. The cubic root of 102804928 is about 468.4587023809.

The spelling of 102804928 in words is "one hundred two million, eight hundred four thousand, nine hundred twenty-eight".