90051152 has 40 divisors (see below), whose sum is σ = 178083840. Its totient is φ = 44104320.

The previous prime is 90051139. The next prime is 90051163. The reversal of 90051152 is 25115009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241238 + ... + 241610.

It is an arithmetic number, because the mean of its divisors is an integer number (4452096).

Almost surely, 2^90051152 is an apocalyptic number.

It is an amenable number.

90051152 is a deficient number, since it is larger than the sum of its proper divisors (88032688).

90051152 is a wasteful number, since it uses less digits than its factorization.

90051152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 90051152 is about 9489.5285446644. The cubic root of 90051152 is about 448.2253596189.

The spelling of 90051152 in words is "ninety million, fifty-one thousand, one hundred fifty-two".