225615434 has 16 divisors (see below), whose sum is σ = 370296576. Its totient is φ = 102244800.

The previous prime is 225615433. The next prime is 225615451. The reversal of 225615434 is 434516522.

It is a self number, because there is not a number n which added to its sum of digits gives 225615434.

It is not an unprimeable number, because it can be changed into a prime (225615431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7802 + ... + 22629.

It is an arithmetic number, because the mean of its divisors is an integer number (23143536).

Almost surely, 2^225615434 is an apocalyptic number.

225615434 is a deficient number, since it is larger than the sum of its proper divisors (144681142).

225615434 is a wasteful number, since it uses less digits than its factorization.

225615434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30781.

The product of its digits is 28800, while the sum is 32.

The square root of 225615434 is about 15020.5004577078. The cubic root of 225615434 is about 608.7742419584.

The spelling of 225615434 in words is "two hundred twenty-five million, six hundred fifteen thousand, four hundred thirty-four".