2530872 has 32 divisors (see below), whose sum is σ = 7030800. Its totient is φ = 843552.

The previous prime is 2530867. The next prime is 2530873. The reversal of 2530872 is 2780352.

2530872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5643 + ... + 6074.

2^2530872 is an apocalyptic number.

It is an amenable number.

2530872 is an abundant number, since it is smaller than the sum of its proper divisors (4499928).

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

2530872 is a wasteful number, since it uses less digits than its factorization.

2530872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11732 (or 11722 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 2530872 is about 1590.8714592952. The cubic root of 2530872 is about 136.2772602078.

The spelling of 2530872 in words is "two million, five hundred thirty thousand, eight hundred seventy-two".