90032376 has 64 divisors (see below), whose sum is σ = 258624000. Its totient is φ = 25584768.

The previous prime is 90032363. The next prime is 90032381. The reversal of 90032376 is 67323009.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32086 + ... + 34778.

It is an arithmetic number, because the mean of its divisors is an integer number (4041000).

Almost surely, 2^90032376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90032376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129312000).

90032376 is an abundant number, since it is smaller than the sum of its proper divisors (168591624).

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

90032376 is a wasteful number, since it uses less digits than its factorization.

90032376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908 (or 2904 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 90032376 is about 9488.5391920991. The cubic root of 90032376 is about 448.1942052356.

The spelling of 90032376 in words is "ninety million, thirty-two thousand, three hundred seventy-six".