43342393 has 8 divisors (see below), whose sum is σ = 44557128. Its totient is φ = 42142464.

The previous prime is 43342381. The next prime is 43342417. The reversal of 43342393 is 39324334.

43342393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2930944 + 40411449 = 1712^2 + 6357^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43342393 - 2⁵ = 43342361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43342303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2371 + ... + 9607.

It is an arithmetic number, because the mean of its divisors is an integer number (5569641).

Almost surely, 2^43342393 is an apocalyptic number.

It is an amenable number.

43342393 is a deficient number, since it is larger than the sum of its proper divisors (1214735).

43342393 is a wasteful number, since it uses less digits than its factorization.

43342393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7403.

The product of its digits is 23328, while the sum is 31.

The square root of 43342393 is about 6583.4939811623. The cubic root of 43342393 is about 351.2672239879.

The spelling of 43342393 in words is "forty-three million, three hundred forty-two thousand, three hundred ninety-three".