90002032 has 20 divisors (see below), whose sum is σ = 176179696. Its totient is φ = 44536320.

The previous prime is 90001999. The next prime is 90002041. The reversal of 90002032 is 23020009.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 90001997 and 90002015.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 27444 + ... + 30547.

Almost surely, 2^90002032 is an apocalyptic number.

It is an amenable number.

90002032 is a deficient number, since it is larger than the sum of its proper divisors (86177664).

90002032 is a wasteful number, since it uses less digits than its factorization.

90002032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58096 (or 58090 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 90002032 is about 9486.9400757041. The cubic root of 90002032 is about 448.1438473024.

The spelling of 90002032 in words is "ninety million, two thousand, thirty-two".