225187322 has 8 divisors (see below), whose sum is σ = 337853376. Its totient is φ = 112569532.

The previous prime is 225187307. The next prime is 225187327. The reversal of 225187322 is 223781522.

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

It is not an unprimeable number, because it can be changed into a prime (225187327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3743 + ... + 21549.

It is an arithmetic number, because the mean of its divisors is an integer number (42231672).

Almost surely, 2^225187322 is an apocalyptic number.

225187322 is a deficient number, since it is larger than the sum of its proper divisors (112666054).

225187322 is a wasteful number, since it uses less digits than its factorization.

225187322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24132.

The product of its digits is 13440, while the sum is 32.

The square root of 225187322 is about 15006.2427675951. The cubic root of 225187322 is about 608.3889424030.

The spelling of 225187322 in words is "two hundred twenty-five million, one hundred eighty-seven thousand, three hundred twenty-two".