34420443 has 20 divisors (see below), whose sum is σ = 49150248. Its totient is φ = 21413920.

The previous prime is 34420439. The next prime is 34420459. The reversal of 34420443 is 34402443.

It is a happy number.

It is not a de Polignac number, because 34420443 - 2² = 34420439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34420493) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 839503 + ... + 839543.

Almost surely, 2^34420443 is an apocalyptic number.

34420443 is a deficient number, since it is larger than the sum of its proper divisors (14729805).

34420443 is an frugal number, since it uses more digits than its factorization.

34420443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 34420443 is about 5866.8938118906. The cubic root of 34420443 is about 325.2910780814.

Adding to 34420443 its reverse (34402443), we get a palindrome (68822886).

The spelling of 34420443 in words is "thirty-four million, four hundred twenty thousand, four hundred forty-three".