2550317 has 12 divisors (see below), whose sum is σ = 3204768. Its totient is φ = 1986600.

The previous prime is 2550281. The next prime is 2550319. The reversal of 2550317 is 7130552.

It is not a de Polignac number, because 2550317 - 2⁶ = 2550253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2550292 and 2550301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 659 + ... + 2352.

It is an arithmetic number, because the mean of its divisors is an integer number (267064).

2^2550317 is an apocalyptic number.

It is an amenable number.

2550317 is a deficient number, since it is larger than the sum of its proper divisors (654451).

2550317 is a wasteful number, since it uses less digits than its factorization.

2550317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040 (or 3029 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 2550317 is about 1596.9711957327. The cubic root of 2550317 is about 136.6253818056.

Adding to 2550317 its reverse (7130552), we get a palindrome (9680869).

The spelling of 2550317 in words is "two million, five hundred fifty thousand, three hundred seventeen".