229525086 has 64 divisors (see below), whose sum is σ = 540546048. Its totient is φ = 63618048.

The previous prime is 229525081. The next prime is 229525133. The reversal of 229525086 is 680525922.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229525081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215391 + ... + 216453.

It is an arithmetic number, because the mean of its divisors is an integer number (8446032).

Almost surely, 2^229525086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229525086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270273024).

229525086 is an abundant number, since it is smaller than the sum of its proper divisors (311020962).

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

229525086 is a wasteful number, since it uses less digits than its factorization.

229525086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 229525086 is about 15150.0853462943. The cubic root of 229525086 is about 612.2705721872.

The spelling of 229525086 in words is "two hundred twenty-nine million, five hundred twenty-five thousand, eighty-six".