422652279 has 32 divisors (see below), whose sum is σ = 655589376. Its totient is φ = 237212640.

The previous prime is 422652277. The next prime is 422652311. The reversal of 422652279 is 972256224.

It is not a de Polignac number, because 422652279 - 2¹ = 422652277 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422652277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 695994 + ... + 696600.

It is an arithmetic number, because the mean of its divisors is an integer number (20487168).

Almost surely, 2^422652279 is an apocalyptic number.

422652279 is a deficient number, since it is larger than the sum of its proper divisors (232937097).

422652279 is a wasteful number, since it uses less digits than its factorization.

422652279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155.

The product of its digits is 120960, while the sum is 39.

The square root of 422652279 is about 20558.5086764580. The cubic root of 422652279 is about 750.4603271852.

It can be divided in two parts, 42265 and 2279, that added together give a palindrome (44544).

The spelling of 422652279 in words is "four hundred twenty-two million, six hundred fifty-two thousand, two hundred seventy-nine".