34020223 has 4 divisors (see below), whose sum is σ = 34662168. Its totient is φ = 33378280.

The previous prime is 34020221. The next prime is 34020229. The reversal of 34020223 is 32202043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32202043 = 1451 ⋅22193.

It is a cyclic number.

It is not a de Polignac number, because 34020223 - 2¹ = 34020221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34020197 and 34020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34020221) 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, 320893 + ... + 320998.

It is an arithmetic number, because the mean of its divisors is an integer number (8665542).

Almost surely, 2^34020223 is an apocalyptic number.

34020223 is a deficient number, since it is larger than the sum of its proper divisors (641945).

34020223 is an equidigital number, since it uses as much as digits as its factorization.

34020223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641944.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 34020223 is about 5832.6857450063. The cubic root of 34020223 is about 324.0253974655.

Adding to 34020223 its reverse (32202043), we get a palindrome (66222266).

It can be divided in two parts, 34020 and 223, that added together give a palindrome (34243).

The spelling of 34020223 in words is "thirty-four million, twenty thousand, two hundred twenty-three".