43482217 has 4 divisors (see below), whose sum is σ = 43912836. Its totient is φ = 43051600.

The previous prime is 43482169. The next prime is 43482239. The reversal of 43482217 is 71228434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71228434 = 2 ⋅35614217.

It can be written as a sum of positive squares in 2 ways, for example, as 38081241 + 5400976 = 6171^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 43482217 - 2¹⁵ = 43449449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43485217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215158 + ... + 215359.

It is an arithmetic number, because the mean of its divisors is an integer number (10978209).

Almost surely, 2^43482217 is an apocalyptic number.

It is an amenable number.

43482217 is a deficient number, since it is larger than the sum of its proper divisors (430619).

43482217 is a wasteful number, since it uses less digits than its factorization.

43482217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430618.

The product of its digits is 10752, while the sum is 31.

The square root of 43482217 is about 6594.1047155774. The cubic root of 43482217 is about 351.6445517665.

The spelling of 43482217 in words is "forty-three million, four hundred eighty-two thousand, two hundred seventeen".