2575457 has 2 divisors, whose sum is σ = 2575458. Its totient is φ = 2575456.

The previous prime is 2575453. The next prime is 2575487. The reversal of 2575457 is 7545752.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1661521 + 913936 = 1289^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 2575457 - 2² = 2575453 is a prime.

It is not a weakly prime, because it can be changed into another prime (2575453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287728 + 1287729.

It is an arithmetic number, because the mean of its divisors is an integer number (1287729).

2^2575457 is an apocalyptic number.

It is an amenable number.

2575457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2575457 is an equidigital number, since it uses as much as digits as its factorization.

2575457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49000, while the sum is 35.

The square root of 2575457 is about 1604.8230432045. The cubic root of 2575457 is about 137.0728473998.

The spelling of 2575457 in words is "two million, five hundred seventy-five thousand, four hundred fifty-seven".