234422100 has 216 divisors, whose sum is σ = 832217568. Its totient is φ = 56764800.

The previous prime is 234422099. The next prime is 234422101. The reversal of 234422100 is 1224432.

234422100 is a `hidden beast` number, since 234 + 422 + 10 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (234422099) and next prime (234422101).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234422101) 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 71 ways as a sum of consecutive naturals, for example, 266862 + ... + 267738.

Almost surely, 2^234422100 is an apocalyptic number.

234422100 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 234422100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416108784).

234422100 is an abundant number, since it is smaller than the sum of its proper divisors (597795468).

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

234422100 is a wasteful number, since it uses less digits than its factorization.

234422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917 (or 898 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 234422100 is about 15310.8490946779. The cubic root of 234422100 is about 616.5943166479.

Adding to 234422100 its reverse (1224432), we get a palindrome (235646532).

The spelling of 234422100 in words is "two hundred thirty-four million, four hundred twenty-two thousand, one hundred".