654669796 has 48 divisors (see below), whose sum is σ = 1355683392. Its totient is φ = 273228800.

The previous prime is 654669787. The next prime is 654669803. The reversal of 654669796 is 697966456.

It is a self number, because there is not a number n which added to its sum of digits gives 654669796.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19995 + ... + 41341.

It is an arithmetic number, because the mean of its divisors is an integer number (28243404).

Almost surely, 2^654669796 is an apocalyptic number.

It is an amenable number.

654669796 is an abundant number, since it is smaller than the sum of its proper divisors (701013596).

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

654669796 is a wasteful number, since it uses less digits than its factorization.

654669796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21420 (or 21418 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 58.

The square root of 654669796 is about 25586.5159019355. The cubic root of 654669796 is about 868.3085982502.

The spelling of 654669796 in words is "six hundred fifty-four million, six hundred sixty-nine thousand, seven hundred ninety-six".