722968052 has 6 divisors (see below), whose sum is σ = 1265194098. Its totient is φ = 361484024.

The previous prime is 722968033. The next prime is 722968067. The reversal of 722968052 is 250869227.

It can be written as a sum of positive squares in only one way, i.e., 619213456 + 103754596 = 24884^2 + 10186^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90371003 + ... + 90371010.

It is an arithmetic number, because the mean of its divisors is an integer number (210865683).

Almost surely, 2^722968052 is an apocalyptic number.

It is an amenable number.

722968052 is a deficient number, since it is larger than the sum of its proper divisors (542226046).

722968052 is a wasteful number, since it uses less digits than its factorization.

722968052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180742017 (or 180742015 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 722968052 is about 26888.0652334823. The cubic root of 722968052 is about 897.5108388601.

The spelling of 722968052 in words is "seven hundred twenty-two million, nine hundred sixty-eight thousand, fifty-two".