672462772 has 6 divisors (see below), whose sum is σ = 1176809858. Its totient is φ = 336231384.

The previous prime is 672462743. The next prime is 672462779. The reversal of 672462772 is 277264276.

672462772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 395373456 + 277089316 = 19884^2 + 16646^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672462779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84057843 + ... + 84057850.

Almost surely, 2^672462772 is an apocalyptic number.

It is an amenable number.

672462772 is a deficient number, since it is larger than the sum of its proper divisors (504347086).

672462772 is a wasteful number, since it uses less digits than its factorization.

672462772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168115697 (or 168115695 counting only the distinct ones).

The product of its digits is 395136, while the sum is 43.

The square root of 672462772 is about 25931.8871661898. The cubic root of 672462772 is about 876.1048452173.

It can be divided in two parts, 6724 and 62772, that added together give a palindrome (69496).

The spelling of 672462772 in words is "six hundred seventy-two million, four hundred sixty-two thousand, seven hundred seventy-two".