2571317 has 8 divisors (see below), whose sum is σ = 2966976. Its totient is φ = 2182752.

The previous prime is 2571313. The next prime is 2571329. The reversal of 2571317 is 7131752.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2571317 - 2² = 2571313 is a prime.

It is a super-2 number, since 2×2571317² = 13223342228978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2571313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968 + ... + 2465.

It is an arithmetic number, because the mean of its divisors is an integer number (370872).

2^2571317 is an apocalyptic number.

It is an amenable number.

2571317 is a deficient number, since it is larger than the sum of its proper divisors (395659).

2571317 is a wasteful number, since it uses less digits than its factorization.

2571317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547.

The product of its digits is 1470, while the sum is 26.

The square root of 2571317 is about 1603.5326625922. The cubic root of 2571317 is about 136.9993606449. Note that the first 3 decimals are identical.

The spelling of 2571317 in words is "two million, five hundred seventy-one thousand, three hundred seventeen".