422051142 has 32 divisors (see below), whose sum is σ = 894528000. Its totient is φ = 132379488.

The previous prime is 422051141. The next prime is 422051153. The reversal of 422051142 is 241150224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422051141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4563 + ... + 29409.

It is an arithmetic number, because the mean of its divisors is an integer number (27954000).

Almost surely, 2^422051142 is an apocalyptic number.

422051142 is an abundant number, since it is smaller than the sum of its proper divisors (472476858).

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

422051142 is a wasteful number, since it uses less digits than its factorization.

422051142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25020.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 422051142 is about 20543.8833232668. The cubic root of 422051142 is about 750.1043659208.

The spelling of 422051142 in words is "four hundred twenty-two million, fifty-one thousand, one hundred forty-two".