996672772 has 24 divisors (see below), whose sum is σ = 1790530560. Its totient is φ = 485144640.

The previous prime is 996672757. The next prime is 996672779. The reversal of 996672772 is 277276699.

It is a super-2 number, since 2×996672772² = 1986713228892327968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (996672779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73629 + ... + 86107.

It is an arithmetic number, because the mean of its divisors is an integer number (74605440).

Almost surely, 2^996672772 is an apocalyptic number.

996672772 is the 19967-th heptagonal number.

It is an amenable number.

996672772 is a deficient number, since it is larger than the sum of its proper divisors (793857788).

996672772 is a wasteful number, since it uses less digits than its factorization.

996672772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13011 (or 13009 counting only the distinct ones).

The product of its digits is 4000752, while the sum is 55.

The square root of 996672772 is about 31570.1246750785. The cubic root of 996672772 is about 998.8896916717.

The spelling of 996672772 in words is "nine hundred ninety-six million, six hundred seventy-two thousand, seven hundred seventy-two".