7887616 has 36 divisors (see below), whose sum is σ = 17181864. Its totient is φ = 3584000.

The previous prime is 7887611. The next prime is 7887629. The reversal of 7887616 is 6167887.

It is not an unprimeable number, because it can be changed into a prime (7887611) 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, 1416 + ... + 4216.

It is an arithmetic number, because the mean of its divisors is an integer number (477274).

Almost surely, 2^7887616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7887616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8590932).

7887616 is an abundant number, since it is smaller than the sum of its proper divisors (9294248).

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

7887616 is a wasteful number, since it uses less digits than its factorization.

7887616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828 (or 2814 counting only the distinct ones).

The product of its digits is 112896, while the sum is 43.

The square root of 7887616 is about 2808.4899857397. The cubic root of 7887616 is about 199.0590466432.

The spelling of 7887616 in words is "seven million, eight hundred eighty-seven thousand, six hundred sixteen".