2612856 has 16 divisors (see below), whose sum is σ = 6532200. Its totient is φ = 870944.

The previous prime is 2612851. The next prime is 2612867. The reversal of 2612856 is 6582162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2612851) 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, 54411 + ... + 54458.

2^2612856 is an apocalyptic number.

It is an amenable number.

2612856 is an abundant number, since it is smaller than the sum of its proper divisors (3919344).

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

2612856 is a wasteful number, since it uses less digits than its factorization.

2612856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108878 (or 108874 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 2612856 is about 1616.4331102771. The cubic root of 2612856 is about 137.7331537375.

Adding to 2612856 its product of digits (5760), we get a triangular number (2618616 = T₂₂₈₈).

The spelling of 2612856 in words is "two million, six hundred twelve thousand, eight hundred fifty-six".