722282772 has 24 divisors (see below), whose sum is σ = 1730876896. Its totient is φ = 234253728.

The previous prime is 722282767. The next prime is 722282789. The reversal of 722282772 is 277282227.

It is a self number, because there is not a number n which added to its sum of digits gives 722282772.

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, 812938 + ... + 813825.

Almost surely, 2^722282772 is an apocalyptic number.

It is an amenable number.

722282772 is an abundant number, since it is smaller than the sum of its proper divisors (1008594124).

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

722282772 is a wasteful number, since it uses less digits than its factorization.

722282772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626807 (or 1626805 counting only the distinct ones).

The product of its digits is 87808, while the sum is 39.

The square root of 722282772 is about 26875.3190120601. The cubic root of 722282772 is about 897.2271745698.

The spelling of 722282772 in words is "seven hundred twenty-two million, two hundred eighty-two thousand, seven hundred seventy-two".