90604860 has 48 divisors (see below), whose sum is σ = 260556576. Its totient is φ = 23507712.

The previous prime is 90604859. The next prime is 90604867. The reversal of 90604860 is 6840609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90604867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18187 + ... + 22626.

It is an arithmetic number, because the mean of its divisors is an integer number (5428262).

Almost surely, 2^90604860 is an apocalyptic number.

It is an amenable number.

90604860 is an abundant number, since it is smaller than the sum of its proper divisors (169951716).

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

90604860 is a wasteful number, since it uses less digits than its factorization.

90604860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40862 (or 40860 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 90604860 is about 9518.6585189301. The cubic root of 90604860 is about 449.1421682297.

The spelling of 90604860 in words is "ninety million, six hundred four thousand, eight hundred sixty".