43982385 has 16 divisors (see below), whose sum is σ = 70687296. Its totient is φ = 23352128.

The previous prime is 43982363. The next prime is 43982423. The reversal of 43982385 is 58328934.

It is a cyclic number.

It is not a de Polignac number, because 43982385 - 2⁵ = 43982353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3054 + ... + 9863.

It is an arithmetic number, because the mean of its divisors is an integer number (4417956).

Almost surely, 2^43982385 is an apocalyptic number.

It is an amenable number.

43982385 is a deficient number, since it is larger than the sum of its proper divisors (26704911).

43982385 is a wasteful number, since it uses less digits than its factorization.

43982385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13152.

The product of its digits is 207360, while the sum is 42.

The square root of 43982385 is about 6631.9216672093. The cubic root of 43982385 is about 352.9877158156.

The spelling of 43982385 in words is "forty-three million, nine hundred eighty-two thousand, three hundred eighty-five".