43020343 has 8 divisors (see below), whose sum is σ = 44804736. Its totient is φ = 41260800.

The previous prime is 43020331. The next prime is 43020349. The reversal of 43020343 is 34302034.

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 43020343 - 2⁹ = 43019831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43020343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43020349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2638 + ... + 9643.

It is an arithmetic number, because the mean of its divisors is an integer number (5600592).

Almost surely, 2^43020343 is an apocalyptic number.

43020343 is a deficient number, since it is larger than the sum of its proper divisors (1784393).

43020343 is a wasteful number, since it uses less digits than its factorization.

43020343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12425.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 43020343 is about 6558.9894800952. The cubic root of 43020343 is about 350.3950451012.

Adding to 43020343 its reverse (34302034), we get a palindrome (77322377).

The spelling of 43020343 in words is "forty-three million, twenty thousand, three hundred forty-three".