6740407338 has 32 divisors (see below), whose sum is σ = 15423498240. Its totient is φ = 1923724080.

The previous prime is 6740407319. The next prime is 6740407343. The reversal of 6740407338 is 8337040476.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 6740407338.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48718 + ... + 125913.

It is an arithmetic number, because the mean of its divisors is an integer number (481984320).

Almost surely, 2^6740407338 is an apocalyptic number.

6740407338 is an abundant number, since it is smaller than the sum of its proper divisors (8683090902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6740407338 is a wasteful number, since it uses less digits than its factorization.

6740407338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175562.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 6740407338 is about 82099.9837880617. The cubic root of 6740407338 is about 1888.9858913919.

The spelling of 6740407338 in words is "six billion, seven hundred forty million, four hundred seven thousand, three hundred thirty-eight".