225342534 has 64 divisors (see below), whose sum is σ = 481075200. Its totient is φ = 70258560.

The previous prime is 225342521. The next prime is 225342539. The reversal of 225342534 is 435243522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225342539) 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, 1302472 + ... + 1302644.

It is an arithmetic number, because the mean of its divisors is an integer number (7516800).

Almost surely, 2^225342534 is an apocalyptic number.

225342534 is an abundant number, since it is smaller than the sum of its proper divisors (255732666).

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

225342534 is a wasteful number, since it uses less digits than its factorization.

225342534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405.

The product of its digits is 28800, while the sum is 30.

The square root of 225342534 is about 15011.4134577661. The cubic root of 225342534 is about 608.5286891357.

The spelling of 225342534 in words is "two hundred twenty-five million, three hundred forty-two thousand, five hundred thirty-four".