5256000 has 168 divisors, whose sum is σ = 19059144. Its totient is φ = 1382400.

The previous prime is 5255993. The next prime is 5256001. The reversal of 5256000 is 6525.

It can be written as a sum of positive squares in 4 ways, for example, as 166464 + 5089536 = 408^2 + 2256^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71964 + ... + 72036.

Almost surely, 2^5256000 is an apocalyptic number.

5256000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5256000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9529572).

5256000 is an abundant number, since it is smaller than the sum of its proper divisors (13803144).

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

5256000 is a wasteful number, since it uses less digits than its factorization.

5256000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5256000 is about 2292.5967809451. The cubic root of 5256000 is about 173.8675170688.

The spelling of 5256000 in words is "five million, two hundred fifty-six thousand".