43118028 has 24 divisors (see below), whose sum is σ = 111787760. Its totient is φ = 14372640.

The previous prime is 43118027. The next prime is 43118039. The reversal of 43118028 is 82081134.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 43117992 and 43118010.

It is not an unprimeable number, because it can be changed into a prime (43118027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199513 + ... + 199728.

Almost surely, 2^43118028 is an apocalyptic number.

It is an amenable number.

43118028 is an abundant number, since it is smaller than the sum of its proper divisors (68669732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43118028 is a wasteful number, since it uses less digits than its factorization.

43118028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399254 (or 399246 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 43118028 is about 6566.4319078172. The cubic root of 43118028 is about 350.6600551185.

The spelling of 43118028 in words is "forty-three million, one hundred eighteen thousand, twenty-eight".