7716772 has 12 divisors (see below), whose sum is σ = 15433600. Its totient is φ = 3307176.

The previous prime is 7716767. The next prime is 7716773. The reversal of 7716772 is 2776177.

7716772 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (7716773) 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, 137772 + ... + 137827.

Almost surely, 2^7716772 is an apocalyptic number.

It is an amenable number.

7716772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7716772 is a wasteful number, since it uses less digits than its factorization.

7716772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275610 (or 275608 counting only the distinct ones).

The product of its digits is 28812, while the sum is 37.

The square root of 7716772 is about 2777.9078458437. The cubic root of 7716772 is about 197.6113520444.

The spelling of 7716772 in words is "seven million, seven hundred sixteen thousand, seven hundred seventy-two".