5307856 has 20 divisors (see below), whose sum is σ = 10354372. Its totient is φ = 2635776.

The previous prime is 5307847. The next prime is 5307857. The reversal of 5307856 is 6587035.

5307856 = 186² + 187² + ... + 281².

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 467856 + 4840000 = 684^2 + 2200^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5307857) 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, 1456 + ... + 3568.

Almost surely, 2^5307856 is an apocalyptic number.

It is an amenable number.

5307856 is a deficient number, since it is larger than the sum of its proper divisors (5046516).

5307856 is a wasteful number, since it uses less digits than its factorization.

5307856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278 (or 2272 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 5307856 is about 2303.8784690170. The cubic root of 5307856 is about 174.4374425121.

The spelling of 5307856 in words is "five million, three hundred seven thousand, eight hundred fifty-six".