673812315 has 48 divisors (see below), whose sum is σ = 1278482400. Its totient is φ = 325578240.

The previous prime is 673812259. The next prime is 673812317. The reversal of 673812315 is 513218376.

673812315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 673812315 - 2⁸ = 673812059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673812315.

It is not an unprimeable number, because it can be changed into a prime (673812317) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152761 + ... + 157109.

It is an arithmetic number, because the mean of its divisors is an integer number (26635050).

Almost surely, 2^673812315 is an apocalyptic number.

673812315 is a deficient number, since it is larger than the sum of its proper divisors (604670085).

673812315 is a wasteful number, since it uses less digits than its factorization.

673812315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4684 (or 4681 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 673812315 is about 25957.8950417787. The cubic root of 673812315 is about 876.6905287463.

It can be divided in two parts, 67381 and 2315, that added together give a palindrome (69696).

The spelling of 673812315 in words is "six hundred seventy-three million, eight hundred twelve thousand, three hundred fifteen".