672813234 has 24 divisors (see below), whose sum is σ = 1469245440. Its totient is φ = 222504408.

The previous prime is 672813209. The next prime is 672813257. The reversal of 672813234 is 432318276.

It is a happy 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 11 ways as a sum of consecutive naturals, for example, 144874 + ... + 149445.

It is an arithmetic number, because the mean of its divisors is an integer number (61218560).

Almost surely, 2^672813234 is an apocalyptic number.

672813234 is an abundant number, since it is smaller than the sum of its proper divisors (796432206).

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

672813234 is a wasteful number, since it uses less digits than its factorization.

672813234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294454 (or 294451 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 672813234 is about 25938.6436422570. The cubic root of 672813234 is about 876.2570162842.

The spelling of 672813234 in words is "six hundred seventy-two million, eight hundred thirteen thousand, two hundred thirty-four".