43424194 has 24 divisors (see below), whose sum is σ = 73623888. Its totient is φ = 19049520.

The previous prime is 43424191. The next prime is 43424197. The reversal of 43424194 is 49142434.

It is an interprime number because it is at equal distance from previous prime (43424191) and next prime (43424197).

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (43424191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17329 + ... + 19675.

It is an arithmetic number, because the mean of its divisors is an integer number (3067662).

Almost surely, 2^43424194 is an apocalyptic number.

43424194 is a deficient number, since it is larger than the sum of its proper divisors (30199694).

43424194 is a wasteful number, since it uses less digits than its factorization.

43424194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418 (or 2389 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 43424194 is about 6589.7036352176. The cubic root of 43424194 is about 351.4880697570.

The spelling of 43424194 in words is "forty-three million, four hundred twenty-four thousand, one hundred ninety-four".