6374722647 has 4 divisors (see below), whose sum is σ = 8499630200. Its totient is φ = 4249815096.

The previous prime is 6374722631. The next prime is 6374722649. The reversal of 6374722647 is 7462274736.

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

It is not a de Polignac number, because 6374722647 - 2⁴ = 6374722631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6374722596 and 6374722605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6374722649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062453772 + ... + 1062453777.

It is an arithmetic number, because the mean of its divisors is an integer number (2124907550).

Almost surely, 2^6374722647 is an apocalyptic number.

6374722647 is a deficient number, since it is larger than the sum of its proper divisors (2124907553).

6374722647 is a wasteful number, since it uses less digits than its factorization.

6374722647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124907552.

The product of its digits is 2370816, while the sum is 48.

The square root of 6374722647 is about 79841.8602426071. The cubic root of 6374722647 is about 1854.1879942007.

The spelling of 6374722647 in words is "six billion, three hundred seventy-four million, seven hundred twenty-two thousand, six hundred forty-seven".