722994132 has 24 divisors (see below), whose sum is σ = 1927984576. Its totient is φ = 206569728.

The previous prime is 722994113. The next prime is 722994211. The reversal of 722994132 is 231499227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4303453 + ... + 4303620.

Almost surely, 2^722994132 is an apocalyptic number.

It is an amenable number.

722994132 is an abundant number, since it is smaller than the sum of its proper divisors (1204990444).

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

722994132 is a wasteful number, since it uses less digits than its factorization.

722994132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8607087 (or 8607085 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 722994132 is about 26888.5502026420. The cubic root of 722994132 is about 897.5216308544.

The spelling of 722994132 in words is "seven hundred twenty-two million, nine hundred ninety-four thousand, one hundred thirty-two".