722676632 has 8 divisors (see below), whose sum is σ = 1355018700. Its totient is φ = 361338312.

The previous prime is 722676631. The next prime is 722676641. The reversal of 722676632 is 236676227.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 722676632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722676631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45167282 + ... + 45167297.

Almost surely, 2^722676632 is an apocalyptic number.

It is an amenable number.

722676632 is a deficient number, since it is larger than the sum of its proper divisors (632342068).

722676632 is a wasteful number, since it uses less digits than its factorization.

722676632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90334585 (or 90334581 counting only the distinct ones).

The product of its digits is 254016, while the sum is 41.

The square root of 722676632 is about 26882.6455543349. The cubic root of 722676632 is about 897.3902305987.

The spelling of 722676632 in words is "seven hundred twenty-two million, six hundred seventy-six thousand, six hundred thirty-two".