90328965 has 16 divisors (see below), whose sum is σ = 144916800. Its totient is φ = 48045312.

The previous prime is 90328961. The next prime is 90328967. The reversal of 90328965 is 56982309.

It is not a de Polignac number, because 90328965 - 2² = 90328961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90328961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2260 + ... + 13629.

It is an arithmetic number, because the mean of its divisors is an integer number (9057300).

Almost surely, 2^90328965 is an apocalyptic number.

It is an amenable number.

90328965 is a deficient number, since it is larger than the sum of its proper divisors (54587835).

90328965 is a wasteful number, since it uses less digits than its factorization.

90328965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16276.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 90328965 is about 9504.1551439357. The cubic root of 90328965 is about 448.6858201266.

The spelling of 90328965 in words is "ninety million, three hundred twenty-eight thousand, nine hundred sixty-five".