672735576 has 32 divisors (see below), whose sum is σ = 1686849840. Its totient is φ = 223577088.

The previous prime is 672735571. The next prime is 672735587. The reversal of 672735576 is 675537276.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672735571) 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, 33501 + ... + 49676.

Almost surely, 2^672735576 is an apocalyptic number.

It is an amenable number.

672735576 is an abundant number, since it is smaller than the sum of its proper divisors (1014114264).

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

672735576 is a wasteful number, since it uses less digits than its factorization.

672735576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83523 (or 83519 counting only the distinct ones).

The product of its digits is 1852200, while the sum is 48.

The square root of 672735576 is about 25937.1466433762. The cubic root of 672735576 is about 876.2233016354.

The spelling of 672735576 in words is "six hundred seventy-two million, seven hundred thirty-five thousand, five hundred seventy-six".