422244003 has 4 divisors (see below), whose sum is σ = 562992008. Its totient is φ = 281496000.

The previous prime is 422243999. The next prime is 422244073. The reversal of 422244003 is 300442224.

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

It is not a de Polignac number, because 422244003 - 2² = 422243999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422244073) 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, 70373998 + ... + 70374003.

It is an arithmetic number, because the mean of its divisors is an integer number (140748002).

Almost surely, 2^422244003 is an apocalyptic number.

422244003 is a deficient number, since it is larger than the sum of its proper divisors (140748005).

422244003 is a wasteful number, since it uses less digits than its factorization.

422244003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140748004.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 422244003 is about 20548.5766660370. The cubic root of 422244003 is about 750.2186047209.

Adding to 422244003 its reverse (300442224), we get a palindrome (722686227).

The spelling of 422244003 in words is "four hundred twenty-two million, two hundred forty-four thousand, three".