5158217 has 4 divisors (see below), whose sum is σ = 5172420. Its totient is φ = 5144016.

The previous prime is 5158211. The next prime is 5158261. The reversal of 5158217 is 7128515.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1713481 + 3444736 = 1309^2 + 1856^2 .

It is a cyclic number.

It is not a de Polignac number, because 5158217 - 2¹⁴ = 5141833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5158217.

It is not an unprimeable number, because it can be changed into a prime (5158211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6542 + ... + 7287.

It is an arithmetic number, because the mean of its divisors is an integer number (1293105).

Almost surely, 2^5158217 is an apocalyptic number.

It is an amenable number.

5158217 is a deficient number, since it is larger than the sum of its proper divisors (14203).

5158217 is a wasteful number, since it uses less digits than its factorization.

5158217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14202.

The product of its digits is 2800, while the sum is 29.

The square root of 5158217 is about 2271.1708434198. The cubic root of 5158217 is about 172.7825461231.

The spelling of 5158217 in words is "five million, one hundred fifty-eight thousand, two hundred seventeen".