422014143 has 16 divisors (see below), whose sum is σ = 598233600. Its totient is φ = 264030624.

The previous prime is 422014139. The next prime is 422014163. The reversal of 422014143 is 341410224.

It is not a de Polignac number, because 422014143 - 2² = 422014139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422014133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54043 + ... + 61356.

It is an arithmetic number, because the mean of its divisors is an integer number (37389600).

Almost surely, 2^422014143 is an apocalyptic number.

422014143 is a deficient number, since it is larger than the sum of its proper divisors (176219457).

422014143 is a wasteful number, since it uses less digits than its factorization.

422014143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115478.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 422014143 is about 20542.9828165240. The cubic root of 422014143 is about 750.0824460476.

Adding to 422014143 its reverse (341410224), we get a palindrome (763424367).

The spelling of 422014143 in words is "four hundred twenty-two million, fourteen thousand, one hundred forty-three".