90922732 has 24 divisors (see below), whose sum is σ = 168772464. Its totient is φ = 42711552.

The previous prime is 90922723. The next prime is 90922747. The reversal of 90922732 is 23722909.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63003 + ... + 64429.

It is an arithmetic number, because the mean of its divisors is an integer number (7032186).

Almost surely, 2^90922732 is an apocalyptic number.

It is an amenable number.

90922732 is a deficient number, since it is larger than the sum of its proper divisors (77849732).

90922732 is a wasteful number, since it uses less digits than its factorization.

90922732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385 (or 2383 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 90922732 is about 9535.3412104654. The cubic root of 90922732 is about 449.6668019073. Note that the first 3 decimals are identical.

The spelling of 90922732 in words is "ninety million, nine hundred twenty-two thousand, seven hundred thirty-two".