6716149 has 4 divisors (see below), whose sum is σ = 7326720. Its totient is φ = 6105580.

The previous prime is 6716137. The next prime is 6716153. The reversal of 6716149 is 9416176.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6716149 - 2⁵ = 6716117 is a prime.

It is an Ulam number.

It is a Duffinian number.

6716149 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6711149) 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, 305269 + ... + 305290.

It is an arithmetic number, because the mean of its divisors is an integer number (1831680).

Almost surely, 2^6716149 is an apocalyptic number.

It is an amenable number.

6716149 is a deficient number, since it is larger than the sum of its proper divisors (610571).

6716149 is a wasteful number, since it uses less digits than its factorization.

6716149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610570.

The product of its digits is 9072, while the sum is 34.

The square root of 6716149 is about 2591.5533951667. The cubic root of 6716149 is about 188.6717050240.

The spelling of 6716149 in words is "six million, seven hundred sixteen thousand, one hundred forty-nine".