225232042 has 32 divisors (see below), whose sum is σ = 407462400. Its totient is φ = 91216368.

The previous prime is 225231989. The next prime is 225232079. The reversal of 225232042 is 240232522.

It is a happy number.

225232042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138309 + ... + 139927.

It is an arithmetic number, because the mean of its divisors is an integer number (12733200).

Almost surely, 2^225232042 is an apocalyptic number.

225232042 is a deficient number, since it is larger than the sum of its proper divisors (182230358).

225232042 is a wasteful number, since it uses less digits than its factorization.

225232042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 225232042 is about 15007.7327401577. The cubic root of 225232042 is about 608.4292131021.

Adding to 225232042 its reverse (240232522), we get a palindrome (465464564).

The spelling of 225232042 in words is "two hundred twenty-five million, two hundred thirty-two thousand, forty-two".