90648606 has 16 divisors (see below), whose sum is σ = 187549200. Its totient is φ = 29174208.

The previous prime is 90648599. The next prime is 90648617. The reversal of 90648606 is 60684609.

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 7 ways as a sum of consecutive naturals, for example, 260311 + ... + 260658.

It is an arithmetic number, because the mean of its divisors is an integer number (11721825).

Almost surely, 2^90648606 is an apocalyptic number.

90648606 is an abundant number, since it is smaller than the sum of its proper divisors (96900594).

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

90648606 is a wasteful number, since it uses less digits than its factorization.

90648606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521003.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 90648606 is about 9520.9561494631. The cubic root of 90648606 is about 449.2144418066.

The spelling of 90648606 in words is "ninety million, six hundred forty-eight thousand, six hundred six".