43117146 has 12 divisors (see below), whose sum is σ = 93420522. Its totient is φ = 14372376.

The previous prime is 43117133. The next prime is 43117153. The reversal of 43117146 is 64171134.

It is a happy number.

43117146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42107121 + 1010025 = 6489^2 + 1005^2 .

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 5 ways as a sum of consecutive naturals, for example, 1197681 + ... + 1197716.

Almost surely, 2^43117146 is an apocalyptic number.

43117146 is an abundant number, since it is smaller than the sum of its proper divisors (50303376).

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

43117146 is a wasteful number, since it uses less digits than its factorization.

43117146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395405 (or 2395402 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 43117146 is about 6566.3647477124. The cubic root of 43117146 is about 350.6576641288.

The spelling of 43117146 in words is "forty-three million, one hundred seventeen thousand, one hundred forty-six".