225030142 has 4 divisors (see below), whose sum is σ = 337545216. Its totient is φ = 112515070.

The previous prime is 225030133. The next prime is 225030149. The reversal of 225030142 is 241030522.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225030149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56257534 + ... + 56257537.

It is an arithmetic number, because the mean of its divisors is an integer number (84386304).

Almost surely, 2^225030142 is an apocalyptic number.

225030142 is a deficient number, since it is larger than the sum of its proper divisors (112515074).

225030142 is a wasteful number, since it uses less digits than its factorization.

225030142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112515073.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 225030142 is about 15001.0046996860. The cubic root of 225030142 is about 608.2473583050.

Adding to 225030142 its reverse (241030522), we get a palindrome (466060664).

The spelling of 225030142 in words is "two hundred twenty-five million, thirty thousand, one hundred forty-two".