225065526 has 96 divisors (see below), whose sum is σ = 564600960. Its totient is φ = 59439744.

The previous prime is 225065509. The next prime is 225065531. The reversal of 225065526 is 625560522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239730 + ... + 240666.

It is an arithmetic number, because the mean of its divisors is an integer number (5881260).

Almost surely, 2^225065526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225065526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282300480).

225065526 is an abundant number, since it is smaller than the sum of its proper divisors (339535434).

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

225065526 is a wasteful number, since it uses less digits than its factorization.

225065526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 225065526 is about 15002.1840409988. The cubic root of 225065526 is about 608.2792371404.

It can be divided in two parts, 2250 and 65526, that added together give a palindrome (67776).

The spelling of 225065526 in words is "two hundred twenty-five million, sixty-five thousand, five hundred twenty-six".