452222443 has 4 divisors (see below), whose sum is σ = 462739288. Its totient is φ = 441705600.

The previous prime is 452222437. The next prime is 452222453. The reversal of 452222443 is 344222254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344222254 = 2 ⋅172111127.

It is a cyclic number.

It is not a de Polignac number, because 452222443 - 2⁵ = 452222411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452222413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5258358 + ... + 5258443.

It is an arithmetic number, because the mean of its divisors is an integer number (115684822).

Almost surely, 2^452222443 is an apocalyptic number.

452222443 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

452222443 is a deficient number, since it is larger than the sum of its proper divisors (10516845).

452222443 is a wasteful number, since it uses less digits than its factorization.

452222443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516844.

The product of its digits is 15360, while the sum is 28.

The square root of 452222443 is about 21265.5224012955. The cubic root of 452222443 is about 767.5689012828.

Adding to 452222443 its reverse (344222254), we get a palindrome (796444697).

The spelling of 452222443 in words is "four hundred fifty-two million, two hundred twenty-two thousand, four hundred forty-three".