225105042 has 8 divisors (see below), whose sum is σ = 450210096. Its totient is φ = 75035012.

The previous prime is 225105037. The next prime is 225105053. The reversal of 225105042 is 240501522.

It is a happy number.

225105042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

225105042 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18758748 + ... + 18758759.

It is an arithmetic number, because the mean of its divisors is an integer number (56276262).

Almost surely, 2^225105042 is an apocalyptic number.

225105042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

225105042 is a wasteful number, since it uses less digits than its factorization.

225105042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37517512.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 225105042 is about 15003.5009914353. The cubic root of 225105042 is about 608.3148347078.

Adding to 225105042 its reverse (240501522), we get a palindrome (465606564).

The spelling of 225105042 in words is "two hundred twenty-five million, one hundred five thousand, forty-two".