2530564 has 12 divisors (see below), whose sum is σ = 4441500. Its totient is φ = 1261568.

The previous prime is 2530547. The next prime is 2530571. The reversal of 2530564 is 4650352.

It can be written as a sum of positive squares in 2 ways, for example, as 592900 + 1937664 = 770^2 + 1392^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092 + ... + 2500.

It is an arithmetic number, because the mean of its divisors is an integer number (370125).

2^2530564 is an apocalyptic number.

It is an amenable number.

2530564 is a deficient number, since it is larger than the sum of its proper divisors (1910936).

2530564 is a wasteful number, since it uses less digits than its factorization.

2530564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862 (or 1860 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2530564 is about 1590.7746540601. The cubic root of 2530564 is about 136.2717317972.

The spelling of 2530564 in words is "two million, five hundred thirty thousand, five hundred sixty-four".