227343478 has 4 divisors (see below), whose sum is σ = 341015220. Its totient is φ = 113671738.

The previous prime is 227343463. The next prime is 227343509. The reversal of 227343478 is 874343722.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 227343478.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56835868 + ... + 56835871.

It is an arithmetic number, because the mean of its divisors is an integer number (85253805).

Almost surely, 2^227343478 is an apocalyptic number.

227343478 is a deficient number, since it is larger than the sum of its proper divisors (113671742).

227343478 is a wasteful number, since it uses less digits than its factorization.

227343478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113671741.

The product of its digits is 225792, while the sum is 40.

The square root of 227343478 is about 15077.9135824556. The cubic root of 227343478 is about 610.3245410889.

The spelling of 227343478 in words is "two hundred twenty-seven million, three hundred forty-three thousand, four hundred seventy-eight".