2501317 has 8 divisors (see below), whose sum is σ = 3078656. Its totient is φ = 1978992.

The previous prime is 2501299. The next prime is 2501327. The reversal of 2501317 is 7131052.

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 2501317 - 2⁷ = 2501189 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2501294 and 2501303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501327) 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, 13653 + ... + 13834.

It is an arithmetic number, because the mean of its divisors is an integer number (384832).

2^2501317 is an apocalyptic number.

It is an amenable number.

2501317 is a deficient number, since it is larger than the sum of its proper divisors (577339).

2501317 is a wasteful number, since it uses less digits than its factorization.

2501317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27507.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 2501317 is about 1581.5552472171. Note that the first 3 decimals coincide. The cubic root of 2501317 is about 135.7447092326.

Adding to 2501317 its reverse (7131052), we get a palindrome (9632369).

The spelling of 2501317 in words is "two million, five hundred one thousand, three hundred seventeen".