2815896 has 16 divisors (see below), whose sum is σ = 7039800. Its totient is φ = 938624.

The previous prime is 2815889. The next prime is 2815903. The reversal of 2815896 is 6985182.

It is an interprime number because it is at equal distance from previous prime (2815889) and next prime (2815903).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58641 + ... + 58688.

2^2815896 is an apocalyptic number.

It is an amenable number.

2815896 is an abundant number, since it is smaller than the sum of its proper divisors (4223904).

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

2815896 is a wasteful number, since it uses less digits than its factorization.

2815896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117338 (or 117334 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 2815896 is about 1678.0631692520. The cubic root of 2815896 is about 141.2121949625.

The spelling of 2815896 in words is "two million, eight hundred fifteen thousand, eight hundred ninety-six".