5206864 has 20 divisors (see below), whose sum is σ = 10864756. Its totient is φ = 2403072.

The previous prime is 5206849. The next prime is 5206867. The reversal of 5206864 is 4686025.

It can be written as a sum of positive squares in 2 ways, for example, as 627264 + 4579600 = 792^2 + 2140^2 .

It is a super-2 number, since 2×5206864² = 54222865428992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206867) 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, 12309 + ... + 12724.

Almost surely, 2^5206864 is an apocalyptic number.

It is an amenable number.

5206864 is an abundant number, since it is smaller than the sum of its proper divisors (5657892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5206864 is a wasteful number, since it uses less digits than its factorization.

5206864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25054 (or 25048 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 5206864 is about 2281.8553854265. The cubic root of 5206864 is about 173.3240165932.

The spelling of 5206864 in words is "five million, two hundred six thousand, eight hundred sixty-four".