118723228 has 12 divisors (see below), whose sum is σ = 223747720. Its totient is φ = 54795312.

The previous prime is 118723219. The next prime is 118723237. The reversal of 118723228 is 822327811.

It is an interprime number because it is at equal distance from previous prime (118723219) and next prime (118723237).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 118723193 and 118723202.

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, 1141518 + ... + 1141621.

Almost surely, 2^118723228 is an apocalyptic number.

It is an amenable number.

118723228 is a deficient number, since it is larger than the sum of its proper divisors (105024492).

118723228 is a wasteful number, since it uses less digits than its factorization.

118723228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283156 (or 2283154 counting only the distinct ones).

The product of its digits is 10752, while the sum is 34.

The square root of 118723228 is about 10896.0189060042. The cubic root of 118723228 is about 491.4868457157.

The spelling of 118723228 in words is "one hundred eighteen million, seven hundred twenty-three thousand, two hundred twenty-eight".