90432112 has 20 divisors (see below), whose sum is σ = 185519376. Its totient is φ = 42556160.

The previous prime is 90432091. The next prime is 90432119. The reversal of 90432112 is 21123409.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90432119) by changing a digit.

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, 165964 + ... + 166507.

Almost surely, 2^90432112 is an apocalyptic number.

It is an amenable number.

90432112 is an abundant number, since it is smaller than the sum of its proper divisors (95087264).

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

90432112 is a wasteful number, since it uses less digits than its factorization.

90432112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332496 (or 332490 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 90432112 is about 9509.5800117566. The cubic root of 90432112 is about 448.8565405278.

The spelling of 90432112 in words is "ninety million, four hundred thirty-two thousand, one hundred twelve".