234422000 has 160 divisors (see below), whose sum is σ = 619008000. Its totient is φ = 85536000.

The previous prime is 234421997. The next prime is 234422009. The reversal of 234422000 is 224432.

It is a self number, because there is not a number n which added to its sum of digits gives 234422000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234422009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1177901 + ... + 1178099.

It is an arithmetic number, because the mean of its divisors is an integer number (3868800).

Almost surely, 2^234422000 is an apocalyptic number.

234422000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309504000).

234422000 is an abundant number, since it is smaller than the sum of its proper divisors (384586000).

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

234422000 is a wasteful number, since it uses less digits than its factorization.

234422000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 234422000 is about 15310.8458290194. The cubic root of 234422000 is about 616.5942289721.

Adding to 234422000 its reverse (224432), we get a palindrome (234646432).

The spelling of 234422000 in words is "two hundred thirty-four million, four hundred twenty-two thousand".