90450604 has 6 divisors (see below), whose sum is σ = 158288564. Its totient is φ = 45225300.

The previous prime is 90450593. The next prime is 90450641. The reversal of 90450604 is 40605409.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11306322 + ... + 11306329.

Almost surely, 2^90450604 is an apocalyptic number.

It is an amenable number.

90450604 is a deficient number, since it is larger than the sum of its proper divisors (67837960).

90450604 is a wasteful number, since it uses less digits than its factorization.

90450604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22612655 (or 22612653 counting only the distinct ones).

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

The square root of 90450604 is about 9510.5522447437. The cubic root of 90450604 is about 448.8871332353.

The spelling of 90450604 in words is "ninety million, four hundred fifty thousand, six hundred four".