7223904664 has 16 divisors (see below), whose sum is σ = 13800384720. Its totient is φ = 3543802080.

The previous prime is 7223904619. The next prime is 7223904683. The reversal of 7223904664 is 4664093227.

It is a self number, because there is not a number n which added to its sum of digits gives 7223904664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8518332 + ... + 8519179.

It is an arithmetic number, because the mean of its divisors is an integer number (862524045).

Almost surely, 2^7223904664 is an apocalyptic number.

It is an amenable number.

7223904664 is a deficient number, since it is larger than the sum of its proper divisors (6576480056).

7223904664 is a wasteful number, since it uses less digits than its factorization.

7223904664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17037570 (or 17037566 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 7223904664 is about 84993.5566028390. The cubic root of 7223904664 is about 1933.1134177390.

The spelling of 7223904664 in words is "seven billion, two hundred twenty-three million, nine hundred four thousand, six hundred sixty-four".