7890716 has 24 divisors (see below), whose sum is σ = 14259504. Its totient is φ = 3818880.

The previous prime is 7890713. The next prime is 7890733. The reversal of 7890716 is 6170987.

It is a happy number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 7890716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7890713) 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, 17591 + ... + 18033.

It is an arithmetic number, because the mean of its divisors is an integer number (594146).

Almost surely, 2^7890716 is an apocalyptic number.

It is an amenable number.

7890716 is a deficient number, since it is larger than the sum of its proper divisors (6368788).

7890716 is a wasteful number, since it uses less digits than its factorization.

7890716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 38.

The square root of 7890716 is about 2809.0418295212. The cubic root of 7890716 is about 199.0851213667.

The spelling of 7890716 in words is "seven million, eight hundred ninety thousand, seven hundred sixteen".