2564572 has 6 divisors (see below), whose sum is σ = 4488008. Its totient is φ = 1282284.

The previous prime is 2564567. The next prime is 2564579. The reversal of 2564572 is 2754652.

2564572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564579) 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 as a sum of consecutive naturals, namely, 320568 + ... + 320575.

2^2564572 is an apocalyptic number.

It is an amenable number.

2564572 is a deficient number, since it is larger than the sum of its proper divisors (1923436).

2564572 is a wasteful number, since it uses less digits than its factorization.

2564572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641147 (or 641145 counting only the distinct ones).

The product of its digits is 16800, while the sum is 31.

The square root of 2564572 is about 1601.4281126545. The cubic root of 2564572 is about 136.8794649058.

It can be divided in two parts, 2564 and 572, that added together give a square (3136 = 56²).

The spelling of 2564572 in words is "two million, five hundred sixty-four thousand, five hundred seventy-two".