90044364 has 48 divisors (see below), whose sum is σ = 216238176. Its totient is φ = 29145600.

The previous prime is 90044327. The next prime is 90044369. The reversal of 90044364 is 46344009.

It is not an unprimeable number, because it can be changed into a prime (90044369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195094 + ... + 195554.

It is an arithmetic number, because the mean of its divisors is an integer number (4504962).

Almost surely, 2^90044364 is an apocalyptic number.

It is an amenable number.

90044364 is an abundant number, since it is smaller than the sum of its proper divisors (126193812).

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

90044364 is a wasteful number, since it uses less digits than its factorization.

90044364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 90044364 is about 9489.1708805353. The cubic root of 90044364 is about 448.2140970194.

The spelling of 90044364 in words is "ninety million, forty-four thousand, three hundred sixty-four".