2603256 has 32 divisors (see below), whose sum is σ = 6720000. Its totient is φ = 839520.

The previous prime is 2603239. The next prime is 2603269. The reversal of 2603256 is 6523062.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 1006 + ... + 2493.

It is an arithmetic number, because the mean of its divisors is an integer number (210000).

2^2603256 is an apocalyptic number.

It is an amenable number.

2603256 is an abundant number, since it is smaller than the sum of its proper divisors (4116744).

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

2603256 is a wasteful number, since it uses less digits than its factorization.

2603256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3539 (or 3535 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2603256 is about 1613.4608765012. The cubic root of 2603256 is about 137.5642630738.

The spelling of 2603256 in words is "two million, six hundred three thousand, two hundred fifty-six".