90332836 has 24 divisors (see below), whose sum is σ = 177117696. Its totient is φ = 39949920.

The previous prime is 90332833. The next prime is 90332857. The reversal of 90332836 is 63823309.

It is not an unprimeable number, because it can be changed into a prime (90332833) 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 7 ways as a sum of consecutive naturals, for example, 26116 + ... + 29371.

It is an arithmetic number, because the mean of its divisors is an integer number (7379904).

Almost surely, 2^90332836 is an apocalyptic number.

It is an amenable number.

90332836 is a deficient number, since it is larger than the sum of its proper divisors (86784860).

90332836 is a wasteful number, since it uses less digits than its factorization.

90332836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55539 (or 55537 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 90332836 is about 9504.3587895239. The cubic root of 90332836 is about 448.6922294328.

The spelling of 90332836 in words is "ninety million, three hundred thirty-two thousand, eight hundred thirty-six".