672743522 has 16 divisors (see below), whose sum is σ = 1121625792. Its totient is φ = 300022320.

The previous prime is 672743521. The next prime is 672743609. The reversal of 672743522 is 225347276.

It is not an unprimeable number, because it can be changed into a prime (672743521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287318 + ... + 289649.

It is an arithmetic number, because the mean of its divisors is an integer number (70101612).

Almost surely, 2^672743522 is an apocalyptic number.

672743522 is a deficient number, since it is larger than the sum of its proper divisors (448882270).

672743522 is a wasteful number, since it uses less digits than its factorization.

672743522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577033.

The product of its digits is 141120, while the sum is 38.

The square root of 672743522 is about 25937.2998209143. The cubic root of 672743522 is about 876.2267514519.

The spelling of 672743522 in words is "six hundred seventy-two million, seven hundred forty-three thousand, five hundred twenty-two".