422142232 has 32 divisors (see below), whose sum is σ = 858528720. Its totient is φ = 193807360.

The previous prime is 422142229. The next prime is 422142263. The reversal of 422142232 is 232241224.

It is a super-3 number, since 3×422142232³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32278 + ... + 43429.

Almost surely, 2^422142232 is an apocalyptic number.

It is an amenable number.

422142232 is an abundant number, since it is smaller than the sum of its proper divisors (436386488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422142232 is a wasteful number, since it uses less digits than its factorization.

422142232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75771 (or 75767 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 422142232 is about 20546.1001652382. The cubic root of 422142232 is about 750.1583262784.

Adding to 422142232 its reverse (232241224), we get a palindrome (654383456).

The spelling of 422142232 in words is "four hundred twenty-two million, one hundred forty-two thousand, two hundred thirty-two".