90603576 has 128 divisors (see below), whose sum is σ = 297062400. Its totient is φ = 25038720.

The previous prime is 90603559. The next prime is 90603589. The reversal of 90603576 is 67530609.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 90603576.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45906 + ... + 47838.

It is an arithmetic number, because the mean of its divisors is an integer number (2320800).

Almost surely, 2^90603576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90603576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148531200).

90603576 is an abundant number, since it is smaller than the sum of its proper divisors (206458824).

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

90603576 is a wasteful number, since it uses less digits than its factorization.

90603576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 90603576 is about 9518.5910722123. The cubic root of 90603576 is about 449.1400465581.

The spelling of 90603576 in words is "ninety million, six hundred three thousand, five hundred seventy-six".