228613726 has 16 divisors (see below), whose sum is σ = 380230128. Its totient is φ = 102211200.

The previous prime is 228613673. The next prime is 228613799. The reversal of 228613726 is 627316822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83835 + ... + 86518.

It is an arithmetic number, because the mean of its divisors is an integer number (23764383).

Almost surely, 2^228613726 is an apocalyptic number.

228613726 is a deficient number, since it is larger than the sum of its proper divisors (151616402).

228613726 is a wasteful number, since it uses less digits than its factorization.

228613726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170427.

The product of its digits is 48384, while the sum is 37.

The square root of 228613726 is about 15119.9777116238. The cubic root of 228613726 is about 611.4591299055.

The spelling of 228613726 in words is "two hundred twenty-eight million, six hundred thirteen thousand, seven hundred twenty-six".