422143260 has 96 divisors (see below), whose sum is σ = 1473679872. Its totient is φ = 87717120.

The previous prime is 422143259. The next prime is 422143283. The reversal of 422143260 is 62341224.

It is a self number, because there is not a number n which added to its sum of digits gives 422143260.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41067 + ... + 50306.

It is an arithmetic number, because the mean of its divisors is an integer number (15350832).

Almost surely, 2^422143260 is an apocalyptic number.

It is an amenable number.

422143260 is an abundant number, since it is smaller than the sum of its proper divisors (1051536612).

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

422143260 is a wasteful number, since it uses less digits than its factorization.

422143260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91403 (or 91401 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 422143260 is about 20546.1251821359. The cubic root of 422143260 is about 750.1589352060.

Adding to 422143260 its reverse (62341224), we get a palindrome (484484484).

The spelling of 422143260 in words is "four hundred twenty-two million, one hundred forty-three thousand, two hundred sixty".