90866064 has 40 divisors (see below), whose sum is σ = 237074112. Its totient is φ = 29987200.

The previous prime is 90866059. The next prime is 90866081. The reversal of 90866064 is 46066809.

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, 4524 + ... + 14219.

Almost surely, 2^90866064 is an apocalyptic number.

It is an amenable number.

90866064 is an abundant number, since it is smaller than the sum of its proper divisors (146208048).

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

90866064 is a wasteful number, since it uses less digits than its factorization.

90866064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18855 (or 18849 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 90866064 is about 9532.3692752642. The cubic root of 90866064 is about 449.5733635431.

The spelling of 90866064 in words is "ninety million, eight hundred sixty-six thousand, sixty-four".