90609576 has 16 divisors (see below), whose sum is σ = 226524000. Its totient is φ = 30203184.

The previous prime is 90609569. The next prime is 90609577. The reversal of 90609576 is 67590609.

It is not an unprimeable number, because it can be changed into a prime (90609577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887676 + ... + 1887723.

It is an arithmetic number, because the mean of its divisors is an integer number (14157750).

Almost surely, 2^90609576 is an apocalyptic number.

It is an amenable number.

90609576 is an abundant number, since it is smaller than the sum of its proper divisors (135914424).

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

90609576 is a wasteful number, since it uses less digits than its factorization.

90609576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775408 (or 3775404 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 90609576 is about 9518.9062396895. The cubic root of 90609576 is about 449.1499607393.

The spelling of 90609576 in words is "ninety million, six hundred nine thousand, five hundred seventy-six".