422552443 has 4 divisors (see below), whose sum is σ = 432379288. Its totient is φ = 412725600.

The previous prime is 422552407. The next prime is 422552477. The reversal of 422552443 is 344255224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422552443 - 2¹³ = 422544251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422552483) 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, 4913358 + ... + 4913443.

It is an arithmetic number, because the mean of its divisors is an integer number (108094822).

Almost surely, 2^422552443 is an apocalyptic number.

422552443 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

422552443 is a deficient number, since it is larger than the sum of its proper divisors (9826845).

422552443 is an equidigital number, since it uses as much as digits as its factorization.

422552443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9826844.

The product of its digits is 38400, while the sum is 31.

The square root of 422552443 is about 20556.0804386439. The cubic root of 422552443 is about 750.4012330148.

The spelling of 422552443 in words is "four hundred twenty-two million, five hundred fifty-two thousand, four hundred forty-three".