422838324 has 18 divisors (see below), whose sum is σ = 1068841410. Its totient is φ = 140946096.

The previous prime is 422838301. The next prime is 422838329. The reversal of 422838324 is 423838224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 422302500 + 535824 = 20550^2 + 732^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 11745509 = 422838324 / (4 + 2 + 2 + 8 + 3 + 8 + 3 + 2 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422838329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5872719 + ... + 5872790.

Almost surely, 2^422838324 is an apocalyptic number.

It is an amenable number.

422838324 is an abundant number, since it is smaller than the sum of its proper divisors (646003086).

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

422838324 is a wasteful number, since it uses less digits than its factorization.

422838324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11745519 (or 11745514 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 422838324 is about 20563.0329475007. The cubic root of 422838324 is about 750.5704247109.

The spelling of 422838324 in words is "four hundred twenty-two million, eight hundred thirty-eight thousand, three hundred twenty-four".