90735604 has 12 divisors (see below), whose sum is σ = 159167428. Its totient is φ = 45259200.

The previous prime is 90735599. The next prime is 90735661. The reversal of 90735604 is 40653709.

It can be written as a sum of positive squares in 2 ways, for example, as 16810000 + 73925604 = 4100^2 + 8598^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 90735604.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25257 + ... + 28624.

Almost surely, 2^90735604 is an apocalyptic number.

It is an amenable number.

90735604 is a deficient number, since it is larger than the sum of its proper divisors (68431824).

90735604 is a wasteful number, since it uses less digits than its factorization.

90735604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54306 (or 54304 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 90735604 is about 9525.5238176176. The cubic root of 90735604 is about 449.3581037414.

The spelling of 90735604 in words is "ninety million, seven hundred thirty-five thousand, six hundred four".