771296972 has 12 divisors (see below), whose sum is σ = 1357573056. Its totient is φ = 383418960.

The previous prime is 771296951. The next prime is 771296983. The reversal of 771296972 is 279692177.

It is a self number, because there is not a number n which added to its sum of digits gives 771296972.

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 3 ways as a sum of consecutive naturals, for example, 556604 + ... + 557987.

It is an arithmetic number, because the mean of its divisors is an integer number (113131088).

Almost surely, 2^771296972 is an apocalyptic number.

It is an amenable number.

771296972 is a deficient number, since it is larger than the sum of its proper divisors (586276084).

771296972 is a wasteful number, since it uses less digits than its factorization.

771296972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114768 (or 1114766 counting only the distinct ones).

The product of its digits is 666792, while the sum is 50.

The square root of 771296972 is about 27772.2338316528. The cubic root of 771296972 is about 917.0799714769.

The spelling of 771296972 in words is "seven hundred seventy-one million, two hundred ninety-six thousand, nine hundred seventy-two".