7896788 has 18 divisors (see below), whose sum is σ = 14153454. Its totient is φ = 3853824.

The previous prime is 7896781. The next prime is 7896793. The reversal of 7896788 is 8876987.

It can be written as a sum of positive squares in 3 ways, for example, as 432964 + 7463824 = 658^2 + 2732^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7896781) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40820 + ... + 41012.

It is an arithmetic number, because the mean of its divisors is an integer number (786303).

Almost surely, 2^7896788 is an apocalyptic number.

It is an amenable number.

7896788 is a deficient number, since it is larger than the sum of its proper divisors (6256666).

7896788 is a wasteful number, since it uses less digits than its factorization.

7896788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 248 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 53.

The square root of 7896788 is about 2810.1224172623. The cubic root of 7896788 is about 199.1361743982.

Multiplying 7896788 by its sum of digits (53), we get a square (418529764 = 20458²).

7896788 divided by its sum of digits (53) gives a square (148996 = 386²).

The spelling of 7896788 in words is "seven million, eight hundred ninety-six thousand, seven hundred eighty-eight".