90059712 has 56 divisors (see below), whose sum is σ = 245985792. Its totient is φ = 29049600.

The previous prime is 90059707. The next prime is 90059719. The reversal of 90059712 is 21795009.

It is a super-2 number, since 2×90059712² = 16221503451045888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90059719) 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 7 ways as a sum of consecutive naturals, for example, 1614 + ... + 13517.

Almost surely, 2^90059712 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 90059712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122992896).

90059712 is an abundant number, since it is smaller than the sum of its proper divisors (155926080).

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

90059712 is a wasteful number, since it uses less digits than its factorization.

90059712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15177 (or 15167 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 90059712 is about 9489.9795574069. The cubic root of 90059712 is about 448.2395615010.

The spelling of 90059712 in words is "ninety million, fifty-nine thousand, seven hundred twelve".