90603888 has 40 divisors (see below), whose sum is σ = 242134800. Its totient is φ = 29159424.

The previous prime is 90603883. The next prime is 90603889. The reversal of 90603888 is 88830609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90603883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31153 + ... + 33936.

It is an arithmetic number, because the mean of its divisors is an integer number (6053370).

Almost surely, 2^90603888 is an apocalyptic number.

It is an amenable number.

90603888 is an abundant number, since it is smaller than the sum of its proper divisors (151530912).

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

90603888 is a wasteful number, since it uses less digits than its factorization.

90603888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65129 (or 65123 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 90603888 is about 9518.6074611783. The cubic root of 90603888 is about 449.1405621063.

The spelling of 90603888 in words is "ninety million, six hundred three thousand, eight hundred eighty-eight".