43442426 has 16 divisors (see below), whose sum is σ = 65975040. Its totient is φ = 21452640.

The previous prime is 43442393. The next prime is 43442453. The reversal of 43442426 is 62424434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90455 + ... + 90933.

It is an arithmetic number, because the mean of its divisors is an integer number (4123440).

Almost surely, 2^43442426 is an apocalyptic number.

43442426 is a deficient number, since it is larger than the sum of its proper divisors (22532614).

43442426 is a wasteful number, since it uses less digits than its factorization.

43442426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949.

The product of its digits is 18432, while the sum is 29.

The square root of 43442426 is about 6591.0868602985. The cubic root of 43442426 is about 351.5372545796.

The spelling of 43442426 in words is "forty-three million, four hundred forty-two thousand, four hundred twenty-six".