90264724 has 24 divisors (see below), whose sum is σ = 175579488. Its totient is φ = 40254240.

The previous prime is 90264721. The next prime is 90264731. The reversal of 90264724 is 42746209.

It is a self number, because there is not a number n which added to its sum of digits gives 90264724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90264721) by changing a digit.

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, 17022 + ... + 21685.

It is an arithmetic number, because the mean of its divisors is an integer number (7315812).

Almost surely, 2^90264724 is an apocalyptic number.

It is an amenable number.

90264724 is a deficient number, since it is larger than the sum of its proper divisors (85314764).

90264724 is a wasteful number, since it uses less digits than its factorization.

90264724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38775 (or 38773 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 90264724 is about 9500.7749157635. The cubic root of 90264724 is about 448.5794280385.

The spelling of 90264724 in words is "ninety million, two hundred sixty-four thousand, seven hundred twenty-four".