6368739 has 16 divisors (see below), whose sum is σ = 9274272. Its totient is φ = 3863808.

The previous prime is 6368711. The next prime is 6368741. The reversal of 6368739 is 9378636.

6368739 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6368739 - 2¹³ = 6360547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6368739.

It is not an unprimeable number, because it can be changed into a prime (6368759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1729 + ... + 3965.

It is an arithmetic number, because the mean of its divisors is an integer number (579642).

Almost surely, 2^6368739 is an apocalyptic number.

6368739 is a deficient number, since it is larger than the sum of its proper divisors (2905533).

6368739 is a wasteful number, since it uses less digits than its factorization.

6368739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326.

The product of its digits is 163296, while the sum is 42.

The square root of 6368739 is about 2523.6360672649. The cubic root of 6368739 is about 185.3607666750.

The spelling of 6368739 in words is "six million, three hundred sixty-eight thousand, seven hundred thirty-nine".