90196968 has 32 divisors (see below), whose sum is σ = 238757760. Its totient is φ = 28296960.

The previous prime is 90196943. The next prime is 90196973. The reversal of 90196968 is 86969109.

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, 110128 + ... + 110943.

It is an arithmetic number, because the mean of its divisors is an integer number (7461180).

Almost surely, 2^90196968 is an apocalyptic number.

It is an amenable number.

90196968 is an abundant number, since it is smaller than the sum of its proper divisors (148560792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90196968 is a wasteful number, since it uses less digits than its factorization.

90196968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221097 (or 221093 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 90196968 is about 9497.2084319552. The cubic root of 90196968 is about 448.4671599066.

The spelling of 90196968 in words is "ninety million, one hundred ninety-six thousand, nine hundred sixty-eight".