90892967 has 4 divisors (see below), whose sum is σ = 99155976. Its totient is φ = 82629960.

The previous prime is 90892913. The next prime is 90892973. The reversal of 90892967 is 76929809.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90892967 - 2¹⁸ = 90630823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90891967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4131488 + ... + 4131509.

It is an arithmetic number, because the mean of its divisors is an integer number (24788994).

Almost surely, 2^90892967 is an apocalyptic number.

90892967 is a deficient number, since it is larger than the sum of its proper divisors (8263009).

90892967 is a wasteful number, since it uses less digits than its factorization.

90892967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8263008.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 90892967 is about 9533.7803100344. The cubic root of 90892967 is about 449.6177280294.

The spelling of 90892967 in words is "ninety million, eight hundred ninety-two thousand, nine hundred sixty-seven".