7716013 has 4 divisors (see below), whose sum is σ = 7725600. Its totient is φ = 7706428.

The previous prime is 7715999. The next prime is 7716019. The reversal of 7716013 is 3106177.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3106177 = 19 ⋅163483.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7716013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7716019) 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, 3463 + ... + 5236.

It is an arithmetic number, because the mean of its divisors is an integer number (1931400).

Almost surely, 2^7716013 is an apocalyptic number.

It is an amenable number.

7716013 is a deficient number, since it is larger than the sum of its proper divisors (9587).

7716013 is an equidigital number, since it uses as much as digits as its factorization.

7716013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9586.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 7716013 is about 2777.7712288812. The cubic root of 7716013 is about 197.6048729996.

The spelling of 7716013 in words is "seven million, seven hundred sixteen thousand, thirteen".