90945968 has 10 divisors (see below), whose sum is σ = 176207844. Its totient is φ = 45472976.

The previous prime is 90945947. The next prime is 90945973. The reversal of 90945968 is 86954909.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2842046 + ... + 2842077.

Almost surely, 2^90945968 is an apocalyptic number.

It is an amenable number.

90945968 is a deficient number, since it is larger than the sum of its proper divisors (85261876).

90945968 is a wasteful number, since it uses less digits than its factorization.

90945968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5684131 (or 5684125 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 90945968 is about 9536.5595473420. The cubic root of 90945968 is about 449.7051039089.

The spelling of 90945968 in words is "ninety million, nine hundred forty-five thousand, nine hundred sixty-eight".