90766626 has 16 divisors (see below), whose sum is σ = 181842528. Its totient is φ = 30204000.

The previous prime is 90766619. The next prime is 90766633. The reversal of 90766626 is 62666709.

It is an interprime number because it is at equal distance from previous prime (90766619) and next prime (90766633).

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, 8980 + ... + 16191.

It is an arithmetic number, because the mean of its divisors is an integer number (11365158).

Almost surely, 2^90766626 is an apocalyptic number.

90766626 is the 6026-th centered pentagonal number.

90766626 is an abundant number, since it is smaller than the sum of its proper divisors (91075902).

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

90766626 is a wasteful number, since it uses less digits than its factorization.

90766626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25777.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 90766626 is about 9527.1520403529. The cubic root of 90766626 is about 449.4093089211.

The spelling of 90766626 in words is "ninety million, seven hundred sixty-six thousand, six hundred twenty-six".