2107256 has 32 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 981120.

The previous prime is 2107247. The next prime is 2107289. The reversal of 2107256 is 6527012.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

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, 7046 + ... + 7338.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

2^2107256 is an apocalyptic number.

It is an amenable number.

2107256 is an abundant number, since it is smaller than the sum of its proper divisors (2126344).

2107256 is a wasteful number, since it uses less digits than its factorization.

2107256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2107256 is about 1451.6390735992. The cubic root of 2107256 is about 128.2052371500.

The spelling of 2107256 in words is "two million, one hundred seven thousand, two hundred fifty-six".