90654400 has 42 divisors (see below), whose sum is σ = 223070420. Its totient is φ = 36261120.

The previous prime is 90654397. The next prime is 90654401. The reversal of 90654400 is 445609.

It is not an unprimeable number, because it can be changed into a prime (90654401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26730 + ... + 29929.

Almost surely, 2^90654400 is an apocalyptic number.

It is an amenable number.

90654400 is an abundant number, since it is smaller than the sum of its proper divisors (132416020).

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

90654400 is a wasteful number, since it uses less digits than its factorization.

90654400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56681 (or 56666 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 90654400 is about 9521.2604207636. The cubic root of 90654400 is about 449.2240124374.

The spelling of 90654400 in words is "ninety million, six hundred fifty-four thousand, four hundred".