102166472 has 32 divisors (see below), whose sum is σ = 197411520. Its totient is φ = 49533120.

The previous prime is 102166459. The next prime is 102166501. The reversal of 102166472 is 274661201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161597 + ... + 162227.

It is an arithmetic number, because the mean of its divisors is an integer number (6169110).

Almost surely, 2^102166472 is an apocalyptic number.

It is an amenable number.

102166472 is a deficient number, since it is larger than the sum of its proper divisors (95245048).

102166472 is a wasteful number, since it uses less digits than its factorization.

102166472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221 (or 1217 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 102166472 is about 10107.7431704610. The cubic root of 102166472 is about 467.4869215745.

The spelling of 102166472 in words is "one hundred two million, one hundred sixty-six thousand, four hundred seventy-two".