102426664 has 16 divisors (see below), whose sum is σ = 193125600. Its totient is φ = 50926512.

The previous prime is 102426641. The next prime is 102426671. The reversal of 102426664 is 466624201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34332 + ... + 37195.

It is an arithmetic number, because the mean of its divisors is an integer number (12070350).

Almost surely, 2^102426664 is an apocalyptic number.

It is an amenable number.

102426664 is a deficient number, since it is larger than the sum of its proper divisors (90698936).

102426664 is a wasteful number, since it uses less digits than its factorization.

102426664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71712 (or 71708 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 102426664 is about 10120.6059107150. The cubic root of 102426664 is about 467.8834418863.

The spelling of 102426664 in words is "one hundred two million, four hundred twenty-six thousand, six hundred sixty-four".