7986896 has 10 divisors (see below), whose sum is σ = 15474642. Its totient is φ = 3993440.

The previous prime is 7986893. The next prime is 7986907. The reversal of 7986896 is 6986897.

It can be written as a sum of positive squares in only one way, i.e., 4145296 + 3841600 = 2036^2 + 1960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7986893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249575 + ... + 249606.

Almost surely, 2^7986896 is an apocalyptic number.

It is an amenable number.

7986896 is a deficient number, since it is larger than the sum of its proper divisors (7487746).

7986896 is a wasteful number, since it uses less digits than its factorization.

7986896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499189 (or 499183 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 53.

The square root of 7986896 is about 2826.1096935540. The cubic root of 7986896 is about 199.8907403225.

Subtracting from 7986896 its reverse (6986897), we obtain a palindrome (999999).

The spelling of 7986896 in words is "seven million, nine hundred eighty-six thousand, eight hundred ninety-six".