90660626 has 32 divisors (see below), whose sum is σ = 165618432. Its totient is φ = 36334080.

The previous prime is 90660623. The next prime is 90660667. The reversal of 90660626 is 62606609.

It is not an unprimeable number, because it can be changed into a prime (90660623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38606 + ... + 40886.

It is an arithmetic number, because the mean of its divisors is an integer number (5175576).

Almost surely, 2^90660626 is an apocalyptic number.

90660626 is a deficient number, since it is larger than the sum of its proper divisors (74957806).

90660626 is a wasteful number, since it uses less digits than its factorization.

90660626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 90660626 is about 9521.5873676609. The cubic root of 90660626 is about 449.2342961989.

The spelling of 90660626 in words is "ninety million, six hundred sixty thousand, six hundred twenty-six".