6416939 has 8 divisors (see below), whose sum is σ = 6858720. Its totient is φ = 5982336.

The previous prime is 6416923. The next prime is 6416953. The reversal of 6416939 is 9396146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6416939 - 2⁴ = 6416923 is a prime.

It is a super-2 number, since 2×6416939² = 82354212259442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6416959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 3584.

It is an arithmetic number, because the mean of its divisors is an integer number (857340).

Almost surely, 2^6416939 is an apocalyptic number.

6416939 is a deficient number, since it is larger than the sum of its proper divisors (441781).

6416939 is a wasteful number, since it uses less digits than its factorization.

6416939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3589.

The product of its digits is 34992, while the sum is 38.

The square root of 6416939 is about 2533.1677796782. The cubic root of 6416939 is about 185.8272087820.

The spelling of 6416939 in words is "six million, four hundred sixteen thousand, nine hundred thirty-nine".