422431052 has 12 divisors (see below), whose sum is σ = 764746080. Its totient is φ = 203932176.

The previous prime is 422431019. The next prime is 422431063. The reversal of 422431052 is 250134224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820708 + ... + 1820939.

It is an arithmetic number, because the mean of its divisors is an integer number (63728840).

Almost surely, 2^422431052 is an apocalyptic number.

It is an amenable number.

422431052 is a deficient number, since it is larger than the sum of its proper divisors (342315028).

422431052 is a wasteful number, since it uses less digits than its factorization.

422431052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641680 (or 3641678 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 422431052 is about 20553.1275478940. The cubic root of 422431052 is about 750.3293676311.

Adding to 422431052 its reverse (250134224), we get a palindrome (672565276).

The spelling of 422431052 in words is "four hundred twenty-two million, four hundred thirty-one thousand, fifty-two".