225154158 has 32 divisors (see below), whose sum is σ = 465108480. Its totient is φ = 72621120.

The previous prime is 225154141. The next prime is 225154159. The reversal of 225154158 is 851451522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225154159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20613 + ... + 29583.

It is an arithmetic number, because the mean of its divisors is an integer number (14534640).

Almost surely, 2^225154158 is an apocalyptic number.

225154158 is an abundant number, since it is smaller than the sum of its proper divisors (239954322).

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

225154158 is a wasteful number, since it uses less digits than its factorization.

225154158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9112.

The product of its digits is 16000, while the sum is 33.

The square root of 225154158 is about 15005.1377201277. The cubic root of 225154158 is about 608.3590745264.

The spelling of 225154158 in words is "two hundred twenty-five million, one hundred fifty-four thousand, one hundred fifty-eight".