233011422 has 96 divisors (see below), whose sum is σ = 598301184. Its totient is φ = 64152000.

The previous prime is 233011357. The next prime is 233011483. The reversal of 233011422 is 224110332.

233011422 is a `hidden beast` number, since 233 + 0 + 11 + 422 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 233011395 and 233011404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 703797 + ... + 704127.

It is an arithmetic number, because the mean of its divisors is an integer number (6232304).

Almost surely, 2^233011422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233011422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299150592).

233011422 is an abundant number, since it is smaller than the sum of its proper divisors (365289762).

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

233011422 is a wasteful number, since it uses less digits than its factorization.

233011422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 233011422 is about 15264.7116579384. The cubic root of 233011422 is about 615.3550042379.

Adding to 233011422 its reverse (224110332), we get a palindrome (457121754).

The spelling of 233011422 in words is "two hundred thirty-three million, eleven thousand, four hundred twenty-two".