228181124 has 12 divisors (see below), whose sum is σ = 399535500. Its totient is φ = 114028128.

The previous prime is 228181117. The next prime is 228181141. The reversal of 228181124 is 421181822.

It can be written as a sum of positive squares in 2 ways, for example, as 164660224 + 63520900 = 12832^2 + 7970^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6839 + ... + 22430.

It is an arithmetic number, because the mean of its divisors is an integer number (33294625).

Almost surely, 2^228181124 is an apocalyptic number.

It is an amenable number.

228181124 is a deficient number, since it is larger than the sum of its proper divisors (171354376).

228181124 is a wasteful number, since it uses less digits than its factorization.

228181124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31222 (or 31220 counting only the distinct ones).

The product of its digits is 2048, while the sum is 29.

The square root of 228181124 is about 15105.6652948488. The cubic root of 228181124 is about 611.0732016839.

The spelling of 228181124 in words is "two hundred twenty-eight million, one hundred eighty-one thousand, one hundred twenty-four".