43020434 has 8 divisors (see below), whose sum is σ = 64568880. Its totient is φ = 21497476.

The previous prime is 43020431. The next prime is 43020451. The reversal of 43020434 is 43402034.

It is a happy number.

43020434 is nontrivially palindromic in base 16.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43020431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364 + ... + 9375.

It is an arithmetic number, because the mean of its divisors is an integer number (8071110).

Almost surely, 2^43020434 is an apocalyptic number.

43020434 is a deficient number, since it is larger than the sum of its proper divisors (21548446).

43020434 is a wasteful number, since it uses less digits than its factorization.

43020434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12744.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 43020434 is about 6558.9964171358. The cubic root of 43020434 is about 350.3952921620.

Adding to 43020434 its reverse (43402034), we get a palindrome (86422468).

The spelling of 43020434 in words is "forty-three million, twenty thousand, four hundred thirty-four".