43382138 has 8 divisors (see below), whose sum is σ = 65248788. Its totient is φ = 21632544.

The previous prime is 43382123. The next prime is 43382153. The reversal of 43382138 is 83128334.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43382123) and next prime (43382153).

It can be written as a sum of positive squares in 2 ways, for example, as 38105929 + 5276209 = 6173^2 + 2297^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 28331 + ... + 29822.

Almost surely, 2^43382138 is an apocalyptic number.

43382138 is a deficient number, since it is larger than the sum of its proper divisors (21866650).

43382138 is a wasteful number, since it uses less digits than its factorization.

43382138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58528.

The product of its digits is 13824, while the sum is 32.

The square root of 43382138 is about 6586.5118234161. The cubic root of 43382138 is about 351.3745619356.

The spelling of 43382138 in words is "forty-three million, three hundred eighty-two thousand, one hundred thirty-eight".