5215859 has 4 divisors (see below), whose sum is σ = 5690040. Its totient is φ = 4741680.

The previous prime is 5215849. The next prime is 5215867. The reversal of 5215859 is 9585125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5215849) 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, 237074 + ... + 237095.

It is an arithmetic number, because the mean of its divisors is an integer number (1422510).

Almost surely, 2^5215859 is an apocalyptic number.

5215859 is a deficient number, since it is larger than the sum of its proper divisors (474181).

5215859 is a wasteful number, since it uses less digits than its factorization.

5215859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474180.

The product of its digits is 18000, while the sum is 35.

The square root of 5215859 is about 2283.8255187295. The cubic root of 5215859 is about 173.4237665018.

The spelling of 5215859 in words is "five million, two hundred fifteen thousand, eight hundred fifty-nine".