772862972 has 48 divisors (see below), whose sum is σ = 1582543872. Its totient is φ = 323429760.

The previous prime is 772862957. The next prime is 772862989. The reversal of 772862972 is 279268277.

It is a self number, because there is not a number n which added to its sum of digits gives 772862972.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208697 + ... + 212367.

It is an arithmetic number, because the mean of its divisors is an integer number (32969664).

Almost surely, 2^772862972 is an apocalyptic number.

It is an amenable number.

772862972 is an abundant number, since it is smaller than the sum of its proper divisors (809680900).

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

772862972 is a wasteful number, since it uses less digits than its factorization.

772862972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858 (or 3856 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 50.

The square root of 772862972 is about 27800.4131623974. The cubic root of 772862972 is about 917.7002152237.

The spelling of 772862972 in words is "seven hundred seventy-two million, eight hundred sixty-two thousand, nine hundred seventy-two".