43193428 has 12 divisors (see below), whose sum is σ = 76870080. Its totient is φ = 21230552.

The previous prime is 43193419. The next prime is 43193431. The reversal of 43193428 is 82439134.

It is a junction number, because it is equal to n+sod(n) for n = 43193393 and 43193402.

It is a congruent number.

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, 91276 + ... + 91747.

It is an arithmetic number, because the mean of its divisors is an integer number (6405840).

Almost surely, 2^43193428 is an apocalyptic number.

It is an amenable number.

43193428 is a deficient number, since it is larger than the sum of its proper divisors (33676652).

43193428 is a wasteful number, since it uses less digits than its factorization.

43193428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183086 (or 183084 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 43193428 is about 6572.1707220674. The cubic root of 43193428 is about 350.8643344938.

The spelling of 43193428 in words is "forty-three million, one hundred ninety-three thousand, four hundred twenty-eight".