659138224 has 10 divisors (see below), whose sum is σ = 1277080340. Its totient is φ = 329569104.

The previous prime is 659138197. The next prime is 659138269. The reversal of 659138224 is 422831956.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20598054 + ... + 20598085.

It is an arithmetic number, because the mean of its divisors is an integer number (127708034).

Almost surely, 2^659138224 is an apocalyptic number.

It is an amenable number.

659138224 is a deficient number, since it is larger than the sum of its proper divisors (617942116).

659138224 is a wasteful number, since it uses less digits than its factorization.

659138224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41196147 (or 41196141 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 659138224 is about 25673.6873861158. The cubic root of 659138224 is about 870.2796581906.

The spelling of 659138224 in words is "six hundred fifty-nine million, one hundred thirty-eight thousand, two hundred twenty-four".