6374813 has 4 divisors (see below), whose sum is σ = 6749820. Its totient is φ = 5999808.

The previous prime is 6374791. The next prime is 6374821. The reversal of 6374813 is 3184736.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3545689 + 2829124 = 1883^2 + 1682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6374813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6374813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6374833) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 187478 + ... + 187511.

It is an arithmetic number, because the mean of its divisors is an integer number (1687455).

Almost surely, 2^6374813 is an apocalyptic number.

It is an amenable number.

6374813 is a deficient number, since it is larger than the sum of its proper divisors (375007).

6374813 is a wasteful number, since it uses less digits than its factorization.

6374813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375006.

The product of its digits is 12096, while the sum is 32.

The square root of 6374813 is about 2524.8392028008. The cubic root of 6374813 is about 185.4196754355.

The spelling of 6374813 in words is "six million, three hundred seventy-four thousand, eight hundred thirteen".