6722839436 has 12 divisors (see below), whose sum is σ = 11774644728. Its totient is φ = 3358655232.

The previous prime is 6722839433. The next prime is 6722839447. The reversal of 6722839436 is 6349382276.

It is not an unprimeable number, because it can be changed into a prime (6722839433) 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, 685646 + ... + 695381.

It is an arithmetic number, because the mean of its divisors is an integer number (981220394).

Almost surely, 2^6722839436 is an apocalyptic number.

It is an amenable number.

6722839436 is a deficient number, since it is larger than the sum of its proper divisors (5051805292).

6722839436 is a wasteful number, since it uses less digits than its factorization.

6722839436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382248 (or 1382246 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The square root of 6722839436 is about 81992.9230848614. The cubic root of 6722839436 is about 1887.3433402192.

The spelling of 6722839436 in words is "six billion, seven hundred twenty-two million, eight hundred thirty-nine thousand, four hundred thirty-six".