422250043 has 4 divisors (see below), whose sum is σ = 422897328. Its totient is φ = 421602760.

The previous prime is 422250041. The next prime is 422250047. The reversal of 422250043 is 340052224.

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 422250043 - 2¹ = 422250041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422249996 and 422250023.

It is not an unprimeable number, because it can be changed into a prime (422250041) 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, 322663 + ... + 323968.

It is an arithmetic number, because the mean of its divisors is an integer number (105724332).

Almost surely, 2^422250043 is an apocalyptic number.

422250043 is a deficient number, since it is larger than the sum of its proper divisors (647285).

422250043 is an equidigital number, since it uses as much as digits as its factorization.

422250043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647284.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 422250043 is about 20548.7236343282. The cubic root of 422250043 is about 750.2221818775. Note that the first 3 decimals are identical.

The spelling of 422250043 in words is "four hundred twenty-two million, two hundred fifty thousand, forty-three".