2571269 has 2 divisors, whose sum is σ = 2571270. Its totient is φ = 2571268.

The previous prime is 2571209. The next prime is 2571277. The reversal of 2571269 is 9621752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1350244 + 1221025 = 1162^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 2571269 - 2²⁰ = 1522693 is a prime.

It is a super-2 number, since 2×2571269² = 13222848540722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2571209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285634 + 1285635.

It is an arithmetic number, because the mean of its divisors is an integer number (1285635).

2^2571269 is an apocalyptic number.

It is an amenable number.

2571269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2571269 is an equidigital number, since it uses as much as digits as its factorization.

2571269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 2571269 is about 1603.5176955681. The cubic root of 2571269 is about 136.9985081621.

The spelling of 2571269 in words is "two million, five hundred seventy-one thousand, two hundred sixty-nine".