2530317 has 8 divisors (see below), whose sum is σ = 3381696. Its totient is φ = 1682912.

The previous prime is 2530309. The next prime is 2530321. The reversal of 2530317 is 7130352.

It is a happy number.

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 2530317 - 2³ = 2530309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2530293 and 2530302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530357) 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, 1168 + ... + 2534.

It is an arithmetic number, because the mean of its divisors is an integer number (422712).

2^2530317 is an apocalyptic number.

It is an amenable number.

2530317 is a deficient number, since it is larger than the sum of its proper divisors (851379).

2530317 is a wasteful number, since it uses less digits than its factorization.

2530317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 2530317 is about 1590.6970170337. The cubic root of 2530317 is about 136.2672979749.

Adding to 2530317 its reverse (7130352), we get a palindrome (9660669).

The spelling of 2530317 in words is "two million, five hundred thirty thousand, three hundred seventeen".