2648856 has 32 divisors (see below), whose sum is σ = 7568640. Its totient is φ = 756768.

The previous prime is 2648827. The next prime is 2648861. The reversal of 2648856 is 6588462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7716 + ... + 8051.

It is an arithmetic number, because the mean of its divisors is an integer number (236520).

2^2648856 is an apocalyptic number.

It is an amenable number.

2648856 is an abundant number, since it is smaller than the sum of its proper divisors (4919784).

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

2648856 is a wasteful number, since it uses less digits than its factorization.

2648856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15783 (or 15779 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 2648856 is about 1627.5306448728. The cubic root of 2648856 is about 138.3628343075.

The spelling of 2648856 in words is "two million, six hundred forty-eight thousand, eight hundred fifty-six".