225204158 has 8 divisors (see below), whose sum is σ = 345662328. Its totient is φ = 109983384.

The previous prime is 225204127. The next prime is 225204167. The reversal of 225204158 is 851402522.

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

It is a self number, because there is not a number n which added to its sum of digits gives 225204158.

It is a congruent 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, 1309241 + ... + 1309412.

It is an arithmetic number, because the mean of its divisors is an integer number (43207791).

Almost surely, 2^225204158 is an apocalyptic number.

225204158 is a deficient number, since it is larger than the sum of its proper divisors (120458170).

225204158 is a wasteful number, since it uses less digits than its factorization.

225204158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2618698.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 225204158 is about 15006.8037236448. The cubic root of 225204158 is about 608.4041039744.

The spelling of 225204158 in words is "two hundred twenty-five million, two hundred four thousand, one hundred fifty-eight".