90625408 has 16 divisors (see below), whose sum is σ = 180543060. Its totient is φ = 45312640.

The previous prime is 90625397. The next prime is 90625417. The reversal of 90625408 is 80452609.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353878 + ... + 354133.

Almost surely, 2^90625408 is an apocalyptic number.

It is an amenable number.

90625408 is a deficient number, since it is larger than the sum of its proper divisors (89917652).

90625408 is an equidigital number, since it uses as much as digits as its factorization.

90625408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708025 (or 708013 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 90625408 is about 9519.7378115156. The cubic root of 90625408 is about 449.1761188577.

The spelling of 90625408 in words is "ninety million, six hundred twenty-five thousand, four hundred eight".