228135814 has 8 divisors (see below), whose sum is σ = 342891000. Its totient is φ = 113838816.

The previous prime is 228135799. The next prime is 228135823. The reversal of 228135814 is 418531822.

It is a happy number.

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 228135814.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113299 + ... + 115294.

It is an arithmetic number, because the mean of its divisors is an integer number (42861375).

Almost surely, 2^228135814 is an apocalyptic number.

228135814 is a deficient number, since it is larger than the sum of its proper divisors (114755186).

228135814 is a wasteful number, since it uses less digits than its factorization.

228135814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229094.

The product of its digits is 15360, while the sum is 34.

The square root of 228135814 is about 15104.1654519540. The cubic root of 228135814 is about 611.0327520049.

The spelling of 228135814 in words is "two hundred twenty-eight million, one hundred thirty-five thousand, eight hundred fourteen".