225995142 has 16 divisors (see below), whose sum is σ = 457712640. Its totient is φ = 74377992.

The previous prime is 225995131. The next prime is 225995153. The reversal of 225995142 is 241599522.

225995142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225995131) and next prime (225995153).

It is a self number, because there is not a number n which added to its sum of digits gives 225995142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237918 + ... + 238865.

It is an arithmetic number, because the mean of its divisors is an integer number (28607040).

Almost surely, 2^225995142 is an apocalyptic number.

225995142 is an abundant number, since it is smaller than the sum of its proper divisors (231717498).

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

225995142 is a wasteful number, since it uses less digits than its factorization.

225995142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476867.

The product of its digits is 64800, while the sum is 39.

The square root of 225995142 is about 15033.1348028281. The cubic root of 225995142 is about 609.1155703996.

The spelling of 225995142 in words is "two hundred twenty-five million, nine hundred ninety-five thousand, one hundred forty-two".