90328608 has 60 divisors (see below), whose sum is σ = 265661550. Its totient is φ = 30108672.

The previous prime is 90328597. The next prime is 90328673. The reversal of 90328608 is 80682309.

It can be written as a sum of positive squares in only one way, i.e., 89643024 + 685584 = 9468^2 + 828^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14833 + ... + 20016.

Almost surely, 2^90328608 is an apocalyptic number.

It is an amenable number.

90328608 is an abundant number, since it is smaller than the sum of its proper divisors (175332942).

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

90328608 is a wasteful number, since it uses less digits than its factorization.

90328608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34871 (or 34854 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 90328608 is about 9504.1363626581. The cubic root of 90328608 is about 448.6852290240.

The spelling of 90328608 in words is "ninety million, three hundred twenty-eight thousand, six hundred eight".