2815996 has 24 divisors (see below), whose sum is σ = 5171040. Its totient is φ = 1340352.

The previous prime is 2815993. The next prime is 2815997. The reversal of 2815996 is 6995182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2815993) 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, 7665 + ... + 8023.

It is an arithmetic number, because the mean of its divisors is an integer number (215460).

2^2815996 is an apocalyptic number.

It is an amenable number.

2815996 is a deficient number, since it is larger than the sum of its proper divisors (2355044).

2815996 is a wasteful number, since it uses less digits than its factorization.

2815996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 451 counting only the distinct ones).

The product of its digits is 38880, while the sum is 40.

The square root of 2815996 is about 1678.0929652436. The cubic root of 2815996 is about 141.2138665504.

The spelling of 2815996 in words is "two million, eight hundred fifteen thousand, nine hundred ninety-six".