23201334 has 72 divisors (see below), whose sum is σ = 56525040. Its totient is φ = 6866496.

The previous prime is 23201329. The next prime is 23201341. The reversal of 23201334 is 43310232.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 88087 + ... + 88349.

It is an arithmetic number, because the mean of its divisors is an integer number (785070).

Almost surely, 2^23201334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23201334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28262520).

23201334 is an abundant number, since it is smaller than the sum of its proper divisors (33323706).

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

23201334 is a wasteful number, since it uses less digits than its factorization.

23201334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 23201334 is about 4816.7763078640. The cubic root of 23201334 is about 285.2140958224.

Adding to 23201334 its reverse (43310232), we get a palindrome (66511566).

The spelling of 23201334 in words is "twenty-three million, two hundred one thousand, three hundred thirty-four".