2530726 has 16 divisors (see below), whose sum is σ = 4254480. Its totient is φ = 1118880.

The previous prime is 2530709. The next prime is 2530727. The reversal of 2530726 is 6270352.

2530726 is nontrivially palindromic in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 2530726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741 + ... + 2368.

It is an arithmetic number, because the mean of its divisors is an integer number (265905).

2^2530726 is an apocalyptic number.

2530726 is a deficient number, since it is larger than the sum of its proper divisors (1723754).

2530726 is a wasteful number, since it uses less digits than its factorization.

2530726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2530726 is about 1590.8255718337. The cubic root of 2530726 is about 136.2746396535.

The spelling of 2530726 in words is "two million, five hundred thirty thousand, seven hundred twenty-six".