526240256 has 40 divisors (see below), whose sum is σ = 1053935520. Its totient is φ = 262499328.

The previous prime is 526240243. The next prime is 526240261. The reversal of 526240256 is 652042625.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279125 + ... + 281003.

It is an arithmetic number, because the mean of its divisors is an integer number (26348388).

Almost surely, 2^526240256 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 526240256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (526967760).

526240256 is an abundant number, since it is smaller than the sum of its proper divisors (527695264).

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

526240256 is an equidigital number, since it uses as much as digits as its factorization.

526240256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 526240256 is about 22939.9271140952. The cubic root of 526240256 is about 807.3490820145.

The spelling of 526240256 in words is "five hundred twenty-six million, two hundred forty thousand, two hundred fifty-six".