5256320 has 64 divisors (see below), whose sum is σ = 12925440. Its totient is φ = 2042880.

The previous prime is 5256319. The next prime is 5256341. The reversal of 5256320 is 236525.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27425 + ... + 27615.

It is an arithmetic number, because the mean of its divisors is an integer number (201960).

Almost surely, 2^5256320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5256320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6462720).

5256320 is an abundant number, since it is smaller than the sum of its proper divisors (7669120).

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

5256320 is a wasteful number, since it uses less digits than its factorization.

5256320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 5256320 is about 2292.6665697393. Note that the first 3 decimals coincide. The cubic root of 5256320 is about 173.8710455110.

The spelling of 5256320 in words is "five million, two hundred fifty-six thousand, three hundred twenty".