102668684 has 6 divisors (see below), whose sum is σ = 179670204. Its totient is φ = 51334340.

The previous prime is 102668669. The next prime is 102668693. The reversal of 102668684 is 486866201.

It is a super-4 number, since 4×102668684⁴ (a number of 33 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12833582 + ... + 12833589.

It is an arithmetic number, because the mean of its divisors is an integer number (29945034).

Almost surely, 2^102668684 is an apocalyptic number.

It is an amenable number.

102668684 is a deficient number, since it is larger than the sum of its proper divisors (77001520).

102668684 is a wasteful number, since it uses less digits than its factorization.

102668684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25667175 (or 25667173 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 102668684 is about 10132.5556499829. Note that the first 3 decimals coincide. The cubic root of 102668684 is about 468.2516665757.

The spelling of 102668684 in words is "one hundred two million, six hundred sixty-eight thousand, six hundred eighty-four".