672334513 has 12 divisors (see below), whose sum is σ = 751806160. Its totient is φ = 599476032.

The previous prime is 672334499. The next prime is 672334517. The reversal of 672334513 is 315433276.

It is not a de Polignac number, because 672334513 - 2⁹ = 672334001 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672334517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55731 + ... + 66712.

Almost surely, 2^672334513 is an apocalyptic number.

It is an amenable number.

672334513 is a deficient number, since it is larger than the sum of its proper divisors (79471647).

672334513 is a wasteful number, since it uses less digits than its factorization.

672334513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122496 (or 122479 counting only the distinct ones).

The product of its digits is 45360, while the sum is 34.

The square root of 672334513 is about 25929.4140504563. The cubic root of 672334513 is about 876.0491417738.

Adding to 672334513 its reverse (315433276), we get a palindrome (987767789).

The spelling of 672334513 in words is "six hundred seventy-two million, three hundred thirty-four thousand, five hundred thirteen".