2512456 has 16 divisors (see below), whose sum is σ = 4791600. Its totient is φ = 1234704.

The previous prime is 2512453. The next prime is 2512459. The reversal of 2512456 is 6542152.

It is an interprime number because it is at equal distance from previous prime (2512453) and next prime (2512459).

It is a self number, because there is not a number n which added to its sum of digits gives 2512456.

It is not an unprimeable number, because it can be changed into a prime (2512453) 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, 2190 + ... + 3133.

It is an arithmetic number, because the mean of its divisors is an integer number (299475).

2^2512456 is an apocalyptic number.

It is an amenable number.

2512456 is a deficient number, since it is larger than the sum of its proper divisors (2279144).

2512456 is a wasteful number, since it uses less digits than its factorization.

2512456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388 (or 5384 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 2512456 is about 1585.0728689874. The cubic root of 2512456 is about 135.9459127484.

The spelling of 2512456 in words is "two million, five hundred twelve thousand, four hundred fifty-six".