102264188 has 12 divisors (see below), whose sum is σ = 192728760. Its totient is φ = 47198832.

The previous prime is 102264143. The next prime is 102264193. The reversal of 102264188 is 881462201.

It is a happy number.

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, 983258 + ... + 983361.

It is an arithmetic number, because the mean of its divisors is an integer number (16060730).

Almost surely, 2^102264188 is an apocalyptic number.

It is an amenable number.

102264188 is a deficient number, since it is larger than the sum of its proper divisors (90464572).

102264188 is a wasteful number, since it uses less digits than its factorization.

102264188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966636 (or 1966634 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 102264188 is about 10112.5757351923. The cubic root of 102264188 is about 467.6359149941.

The spelling of 102264188 in words is "one hundred two million, two hundred sixty-four thousand, one hundred eighty-eight".