659425892 has 6 divisors (see below), whose sum is σ = 1153995318. Its totient is φ = 329712944.

The previous prime is 659425891. The next prime is 659425901. The reversal of 659425892 is 298524956.

It can be written as a sum of positive squares in only one way, i.e., 658640896 + 784996 = 25664^2 + 886^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 659425892.

It is not an unprimeable number, because it can be changed into a prime (659425891) by changing a digit.

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 as a sum of consecutive naturals, namely, 82428233 + ... + 82428240.

It is an arithmetic number, because the mean of its divisors is an integer number (192332553).

Almost surely, 2^659425892 is an apocalyptic number.

It is an amenable number.

659425892 is a deficient number, since it is larger than the sum of its proper divisors (494569426).

659425892 is a wasteful number, since it uses less digits than its factorization.

659425892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164856477 (or 164856475 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 659425892 is about 25679.2891646167. The cubic root of 659425892 is about 870.4062452948.

The spelling of 659425892 in words is "six hundred fifty-nine million, four hundred twenty-five thousand, eight hundred ninety-two".