722472676 has 6 divisors (see below), whose sum is σ = 1264327190. Its totient is φ = 361236336.

The previous prime is 722472629. The next prime is 722472697. The reversal of 722472676 is 676274227.

It can be written as a sum of positive squares in only one way, i.e., 553472676 + 169000000 = 23526^2 + 13000^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90309081 + ... + 90309088.

Almost surely, 2^722472676 is an apocalyptic number.

It is an amenable number.

722472676 is a deficient number, since it is larger than the sum of its proper divisors (541854514).

722472676 is a wasteful number, since it uses less digits than its factorization.

722472676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180618173 (or 180618171 counting only the distinct ones).

The product of its digits is 395136, while the sum is 43.

The square root of 722472676 is about 26878.8518355974. The cubic root of 722472676 is about 897.3058012542.

The spelling of 722472676 in words is "seven hundred twenty-two million, four hundred seventy-two thousand, six hundred seventy-six".