90054456 has 32 divisors (see below), whose sum is σ = 225407760. Its totient is φ = 29981952.

The previous prime is 90054451. The next prime is 90054463. The reversal of 90054456 is 65445009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90054451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24516 + ... + 27948.

Almost surely, 2^90054456 is an apocalyptic number.

It is an amenable number.

90054456 is an abundant number, since it is smaller than the sum of its proper divisors (135353304).

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

90054456 is a wasteful number, since it uses less digits than its factorization.

90054456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4535 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 90054456 is about 9489.7026296929. The cubic root of 90054456 is about 448.2308413866.

The spelling of 90054456 in words is "ninety million, fifty-four thousand, four hundred fifty-six".