672332313 has 4 divisors (see below), whose sum is σ = 896443088. Its totient is φ = 448221540.

The previous prime is 672332281. The next prime is 672332329. The reversal of 672332313 is 313233276.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 672332313 - 2⁵ = 672332281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672332333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112055383 + ... + 112055388.

It is an arithmetic number, because the mean of its divisors is an integer number (224110772).

Almost surely, 2^672332313 is an apocalyptic number.

It is an amenable number.

672332313 is a deficient number, since it is larger than the sum of its proper divisors (224110775).

672332313 is a wasteful number, since it uses less digits than its factorization.

672332313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224110774.

The product of its digits is 13608, while the sum is 30.

The square root of 672332313 is about 25929.3716275578. The cubic root of 672332313 is about 876.0481862424.

Adding to 672332313 its reverse (313233276), we get a palindrome (985565589).

The spelling of 672332313 in words is "six hundred seventy-two million, three hundred thirty-two thousand, three hundred thirteen".