227225018 has 4 divisors (see below), whose sum is σ = 340837530. Its totient is φ = 113612508.

The previous prime is 227224999. The next prime is 227225023. The reversal of 227225018 is 810522722.

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

It can be written as a sum of positive squares in only one way, i.e., 172213129 + 55011889 = 13123^2 + 7417^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56806253 + ... + 56806256.

Almost surely, 2^227225018 is an apocalyptic number.

227225018 is a deficient number, since it is larger than the sum of its proper divisors (113612512).

227225018 is a wasteful number, since it uses less digits than its factorization.

227225018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113612511.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 227225018 is about 15073.9848082715. The cubic root of 227225018 is about 610.2185170721.

The spelling of 227225018 in words is "two hundred twenty-seven million, two hundred twenty-five thousand, eighteen".