102417956 has 12 divisors (see below), whose sum is σ = 179722368. Its totient is φ = 51068712.

The previous prime is 102417949. The next prime is 102417971. The reversal of 102417956 is 659714201.

It is a super-2 number, since 2×102417956² = 20978875422435872, which contains 22 as substring.

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, 33416 + ... + 36351.

It is an arithmetic number, because the mean of its divisors is an integer number (14976864).

Almost surely, 2^102417956 is an apocalyptic number.

It is an amenable number.

102417956 is a deficient number, since it is larger than the sum of its proper divisors (77304412).

102417956 is a wasteful number, since it uses less digits than its factorization.

102417956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70138 (or 70136 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 102417956 is about 10120.1756901746. The cubic root of 102417956 is about 467.8701821734.

It can be divided in two parts, 1024 and 17956, that multiplied together give a square (18386944 = 4288²).

The spelling of 102417956 in words is "one hundred two million, four hundred seventeen thousand, nine hundred fifty-six".