2562474857 has 2 divisors, whose sum is σ = 2562474858. Its totient is φ = 2562474856.

The previous prime is 2562474839. The next prime is 2562474931. The reversal of 2562474857 is 7584742652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1572994921 + 989479936 = 39661^2 + 31456^2 .

It is a cyclic number.

It is not a de Polignac number, because 2562474857 - 2²⁴ = 2545697641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2562474757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281237428 + 1281237429.

It is an arithmetic number, because the mean of its divisors is an integer number (1281237429).

Almost surely, 2^2562474857 is an apocalyptic number.

It is an amenable number.

2562474857 is a deficient number, since it is larger than the sum of its proper divisors (1).

2562474857 is an equidigital number, since it uses as much as digits as its factorization.

2562474857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3763200, while the sum is 50.

The square root of 2562474857 is about 50620.8934828298. The cubic root of 2562474857 is about 1368.4214430644.

The spelling of 2562474857 in words is "two billion, five hundred sixty-two million, four hundred seventy-four thousand, eight hundred fifty-seven".