2571273 has 6 divisors (see below), whose sum is σ = 3714074. Its totient is φ = 1714176.

The previous prime is 2571269. The next prime is 2571277. The reversal of 2571273 is 3721752.

It is an interprime number because it is at equal distance from previous prime (2571269) and next prime (2571277).

It can be written as a sum of positive squares in only one way, i.e., 1411344 + 1159929 = 1188^2 + 1077^2 .

It is not a de Polignac number, because 2571273 - 2² = 2571269 is a prime.

It is a super-2 number, since 2×2571273² = 13222889681058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2571277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142840 + ... + 142857.

2^2571273 is an apocalyptic number.

It is an amenable number.

2571273 is a deficient number, since it is larger than the sum of its proper divisors (1142801).

2571273 is a wasteful number, since it uses less digits than its factorization.

2571273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285703 (or 285700 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 2571273 is about 1603.5189428254. The cubic root of 2571273 is about 136.9985792028.

The spelling of 2571273 in words is "two million, five hundred seventy-one thousand, two hundred seventy-three".