654334564 has 48 divisors (see below), whose sum is σ = 1275724800. Its totient is φ = 291747456.

The previous prime is 654334531. The next prime is 654334579. The reversal of 654334564 is 465433456.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191382 + ... + 194770.

It is an arithmetic number, because the mean of its divisors is an integer number (26577600).

Almost surely, 2^654334564 is an apocalyptic number.

It is an amenable number.

654334564 is a deficient number, since it is larger than the sum of its proper divisors (621390236).

654334564 is a wasteful number, since it uses less digits than its factorization.

654334564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532 (or 3530 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

The square root of 654334564 is about 25579.9641125628. The cubic root of 654334564 is about 868.1603634564.

The spelling of 654334564 in words is "six hundred fifty-four million, three hundred thirty-four thousand, five hundred sixty-four".