342224443 has 4 divisors (see below), whose sum is σ = 373335768. Its totient is φ = 311113120.

The previous prime is 342224431. The next prime is 342224471. The reversal of 342224443 is 344422243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344422243 = 11 ⋅31311113.

It is a cyclic number.

It is not a de Polignac number, because 342224443 - 2⁵ = 342224411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342227443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15555646 + ... + 15555667.

It is an arithmetic number, because the mean of its divisors is an integer number (93333942).

Almost surely, 2^342224443 is an apocalyptic number.

342224443 is a deficient number, since it is larger than the sum of its proper divisors (31111325).

342224443 is a wasteful number, since it uses less digits than its factorization.

342224443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31111324.

The product of its digits is 18432, while the sum is 28.

The square root of 342224443 is about 18499.3092573750. The cubic root of 342224443 is about 699.4720120595.

Adding to 342224443 its reverse (344422243), we get a palindrome (686646686).

It can be divided in two parts, 342 and 224443, that added together give a triangular number (224785 = T₆₇₀).

The spelling of 342224443 in words is "three hundred forty-two million, two hundred twenty-four thousand, four hundred forty-three".