2351256 has 24 divisors (see below), whose sum is σ = 5896980. Its totient is φ = 781248.

The previous prime is 2351207. The next prime is 2351263. The reversal of 2351256 is 6521532.

2351256 is nontrivially palindromic in base 5.

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7356 + ... + 7668.

2^2351256 is an apocalyptic number.

It is an amenable number.

2351256 is an abundant number, since it is smaller than the sum of its proper divisors (3545724).

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

2351256 is an equidigital number, since it uses as much as digits as its factorization.

2351256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 318 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 2351256 is about 1533.3805789823. The cubic root of 2351256 is about 132.9739712005.

Multiplying 2351256 by its sum of digits (24), we get a square (56430144 = 7512²).

2351256 divided by its sum of digits (24) gives a square (97969 = 313²).

Adding to 2351256 its reverse (6521532), we get a palindrome (8872788).

The spelling of 2351256 in words is "two million, three hundred fifty-one thousand, two hundred fifty-six".