2572517 has 2 divisors, whose sum is σ = 2572518. Its totient is φ = 2572516.

The previous prime is 2572513. The next prime is 2572519. The reversal of 2572517 is 7152752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2515396 + 57121 = 1586^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 2572517 - 2² = 2572513 is a prime.

Together with 2572519, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2572517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2572513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286258 + 1286259.

It is an arithmetic number, because the mean of its divisors is an integer number (1286259).

2^2572517 is an apocalyptic number.

It is an amenable number.

2572517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2572517 is an equidigital number, since it uses as much as digits as its factorization.

2572517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4900, while the sum is 29.

The square root of 2572517 is about 1603.9067928031. The cubic root of 2572517 is about 137.0206692668.

The spelling of 2572517 in words is "two million, five hundred seventy-two thousand, five hundred seventeen".