525803226 has 128 divisors (see below), whose sum is σ = 1258414080. Its totient is φ = 145006848.

The previous prime is 525803219. The next prime is 525803233. The reversal of 525803226 is 622308525.

It is an interprime number because it is at equal distance from previous prime (525803219) and next prime (525803233).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2357751 + ... + 2357973.

It is an arithmetic number, because the mean of its divisors is an integer number (9831360).

Almost surely, 2^525803226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525803226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629207040).

525803226 is an abundant number, since it is smaller than the sum of its proper divisors (732610854).

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

525803226 is a wasteful number, since it uses less digits than its factorization.

525803226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 525803226 is about 22930.3996040191. The cubic root of 525803226 is about 807.1255253885.

The spelling of 525803226 in words is "five hundred twenty-five million, eight hundred three thousand, two hundred twenty-six".