2150317 has 8 divisors (see below), whose sum is σ = 2328480. Its totient is φ = 1974000.

The previous prime is 2150303. The next prime is 2150333. The reversal of 2150317 is 7130512.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2150317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2150294 and 2150303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150417) 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, 2934 + ... + 3592.

It is an arithmetic number, because the mean of its divisors is an integer number (291060).

2^2150317 is an apocalyptic number.

It is an amenable number.

2150317 is a deficient number, since it is larger than the sum of its proper divisors (178163).

2150317 is a wasteful number, since it uses less digits than its factorization.

2150317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923.

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

The square root of 2150317 is about 1466.3959219801. The cubic root of 2150317 is about 129.0726310136.

Adding to 2150317 its reverse (7130512), we get a palindrome (9280829).

The spelling of 2150317 in words is "two million, one hundred fifty thousand, three hundred seventeen".