228658714 has 4 divisors (see below), whose sum is σ = 342988074. Its totient is φ = 114329356.

The previous prime is 228658699. The next prime is 228658723. The reversal of 228658714 is 417856822.

It is a happy number.

228658714 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 215590489 + 13068225 = 14683^2 + 3615^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57164677 + ... + 57164680.

Almost surely, 2^228658714 is an apocalyptic number.

228658714 is a deficient number, since it is larger than the sum of its proper divisors (114329360).

228658714 is a wasteful number, since it uses less digits than its factorization.

228658714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114329359.

The product of its digits is 215040, while the sum is 43.

The square root of 228658714 is about 15121.4653390470. The cubic root of 228658714 is about 611.4992361575.

The spelling of 228658714 in words is "two hundred twenty-eight million, six hundred fifty-eight thousand, seven hundred fourteen".