422161126 has 4 divisors (see below), whose sum is σ = 633241692. Its totient is φ = 211080562.

The previous prime is 422161123. The next prime is 422161141. The reversal of 422161126 is 621161224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 422161126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422161121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105540280 + ... + 105540283.

It is an arithmetic number, because the mean of its divisors is an integer number (158310423).

Almost surely, 2^422161126 is an apocalyptic number.

422161126 is a deficient number, since it is larger than the sum of its proper divisors (211080566).

422161126 is a wasteful number, since it uses less digits than its factorization.

422161126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211080565.

The product of its digits is 1152, while the sum is 25.

The square root of 422161126 is about 20546.5599553794. The cubic root of 422161126 is about 750.1695178302.

The spelling of 422161126 in words is "four hundred twenty-two million, one hundred sixty-one thousand, one hundred twenty-six".