2572317 has 20 divisors (see below), whose sum is σ = 4193376. Its totient is φ = 1558440.

The previous prime is 2572307. The next prime is 2572327. The reversal of 2572317 is 7132752.

It is an interprime number because it is at equal distance from previous prime (2572307) and next prime (2572327).

It is a de Polignac number, because none of the positive numbers 2^k-2572317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572307) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 553 + ... + 2334.

2^2572317 is an apocalyptic number.

2572317 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2572317 is a deficient number, since it is larger than the sum of its proper divisors (1621059).

2572317 is a wasteful number, since it uses less digits than its factorization.

2572317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910 (or 2901 counting only the distinct ones).

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

The square root of 2572317 is about 1603.8444438286. The cubic root of 2572317 is about 137.0171182900.

The spelling of 2572317 in words is "two million, five hundred seventy-two thousand, three hundred seventeen".