2562641 has 2 divisors, whose sum is σ = 2562642. Its totient is φ = 2562640.

The previous prime is 2562629. The next prime is 2562661. The reversal of 2562641 is 1462652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1449616 + 1113025 = 1204^2 + 1055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2562641 - 2¹⁸ = 2300497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2562641.

It is not a weakly prime, because it can be changed into another prime (2562601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281320 + 1281321.

It is an arithmetic number, because the mean of its divisors is an integer number (1281321).

2^2562641 is an apocalyptic number.

It is an amenable number.

2562641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2562641 is an equidigital number, since it uses as much as digits as its factorization.

2562641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 2562641 is about 1600.8250997532. The cubic root of 2562641 is about 136.8451017173.

The spelling of 2562641 in words is "two million, five hundred sixty-two thousand, six hundred forty-one".