571422 has 16 divisors (see below), whose sum is σ = 1153152. Its totient is φ = 188760.

The previous prime is 571409. The next prime is 571433. The reversal of 571422 is 224175.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 571422.

It is an unprimeable number.

571422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423 + ... + 1149.

It is an arithmetic number, because the mean of its divisors is an integer number (72072).

2⁵⁷¹⁴²² is an apocalyptic number.

571422 is an abundant number, since it is smaller than the sum of its proper divisors (581730).

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

571422 is a wasteful number, since it uses less digits than its factorization.

571422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863.

The product of its digits is 560, while the sum is 21.

The square root of 571422 is about 755.9245994145. The cubic root of 571422 is about 82.9823352352.

Adding to 571422 its reverse (224175), we get a palindrome (795597).

The spelling of 571422 in words is "five hundred seventy-one thousand, four hundred twenty-two".