90054004 has 24 divisors (see below), whose sum is σ = 163826208. Its totient is φ = 43276320.

The previous prime is 90053983. The next prime is 90054011. The reversal of 90054004 is 40045009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8619 + ... + 15949.

It is an arithmetic number, because the mean of its divisors is an integer number (6826092).

Almost surely, 2^90054004 is an apocalyptic number.

It is an amenable number.

90054004 is a deficient number, since it is larger than the sum of its proper divisors (73772204).

90054004 is a wasteful number, since it uses less digits than its factorization.

90054004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7455 (or 7453 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 90054004 is about 9489.6788143751. The cubic root of 90054004 is about 448.2300914675.

The spelling of 90054004 in words is "ninety million, fifty-four thousand, four".