90692320 has 48 divisors (see below), whose sum is σ = 225545040. Its totient is φ = 34366464.

The previous prime is 90692311. The next prime is 90692321. The reversal of 90692320 is 2329609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90692321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11877 + ... + 17956.

It is an arithmetic number, because the mean of its divisors is an integer number (4698855).

Almost surely, 2^90692320 is an apocalyptic number.

It is an amenable number.

90692320 is an abundant number, since it is smaller than the sum of its proper divisors (134852720).

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

90692320 is a wasteful number, since it uses less digits than its factorization.

90692320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29867 (or 29859 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 90692320 is about 9523.2515455594. The cubic root of 90692320 is about 449.2866392927.

The spelling of 90692320 in words is "ninety million, six hundred ninety-two thousand, three hundred twenty".