2564527474 has 16 divisors (see below), whose sum is σ = 3912546456. Its totient is φ = 1260374400.

The previous prime is 2564527423. The next prime is 2564527501. The reversal of 2564527474 is 4747254652.

It can be written as a sum of positive squares in 4 ways, for example, as 712516249 + 1852011225 = 26693^2 + 43035^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193294 + ... + 206134.

Almost surely, 2^2564527474 is an apocalyptic number.

2564527474 is a deficient number, since it is larger than the sum of its proper divisors (1348018982).

2564527474 is a wasteful number, since it uses less digits than its factorization.

2564527474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14541.

The product of its digits is 1881600, while the sum is 46.

The square root of 2564527474 is about 50641.1638294382. The cubic root of 2564527474 is about 1368.7867273591.

The spelling of 2564527474 in words is "two billion, five hundred sixty-four million, five hundred twenty-seven thousand, four hundred seventy-four".