90732967 has 24 divisors (see below), whose sum is σ = 104087984. Its totient is φ = 78575616.

The previous prime is 90732883. The next prime is 90732989. The reversal of 90732967 is 76923709.

It is not a de Polignac number, because 90732967 - 2⁷ = 90732839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90732997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 470023 + ... + 470215.

Almost surely, 2^90732967 is an apocalyptic number.

90732967 is a deficient number, since it is larger than the sum of its proper divisors (13355017).

90732967 is a wasteful number, since it uses less digits than its factorization.

90732967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 90732967 is about 9525.3853990272. The cubic root of 90732967 is about 449.3537505483.

The spelling of 90732967 in words is "ninety million, seven hundred thirty-two thousand, nine hundred sixty-seven".