90832432 has 20 divisors (see below), whose sum is σ = 177377536. Its totient is φ = 45057600.

The previous prime is 90832429. The next prime is 90832433. The reversal of 90832432 is 23423809.

It is a junction number, because it is equal to n+sod(n) for n = 90832394 and 90832403.

It is not an unprimeable number, because it can be changed into a prime (90832433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20319 + ... + 24382.

Almost surely, 2^90832432 is an apocalyptic number.

It is an amenable number.

90832432 is a deficient number, since it is larger than the sum of its proper divisors (86545104).

90832432 is a wasteful number, since it uses less digits than its factorization.

90832432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44836 (or 44830 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 90832432 is about 9530.6050175212. The cubic root of 90832432 is about 449.5178902581.

The spelling of 90832432 in words is "ninety million, eight hundred thirty-two thousand, four hundred thirty-two".