90440966 has 72 divisors (see below), whose sum is σ = 180124560. Its totient is φ = 33892320.

The previous prime is 90440953. The next prime is 90440989. The reversal of 90440966 is 66904409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 343751 + ... + 344013.

It is an arithmetic number, because the mean of its divisors is an integer number (2501730).

Almost surely, 2^90440966 is an apocalyptic number.

90440966 is a deficient number, since it is larger than the sum of its proper divisors (89683594).

90440966 is a wasteful number, since it uses less digits than its factorization.

90440966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 90440966 is about 9510.0455309110. The cubic root of 90440966 is about 448.8711888868.

The spelling of 90440966 in words is "ninety million, four hundred forty thousand, nine hundred sixty-six".