672662766 has 16 divisors (see below), whose sum is σ = 1424462544. Its totient is φ = 211031424.

The previous prime is 672662747. The next prime is 672662773. The reversal of 672662766 is 667266276.

It is a congruent number.

It is an unprimeable number.

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, 3297265 + ... + 3297468.

It is an arithmetic number, because the mean of its divisors is an integer number (89028909).

Almost surely, 2^672662766 is an apocalyptic number.

672662766 is an abundant number, since it is smaller than the sum of its proper divisors (751799778).

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

672662766 is a wasteful number, since it uses less digits than its factorization.

672662766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594755.

The product of its digits is 1524096, while the sum is 48.

The square root of 672662766 is about 25935.7430200100. The cubic root of 672662766 is about 876.1916893533.

The spelling of 672662766 in words is "six hundred seventy-two million, six hundred sixty-two thousand, seven hundred sixty-six".