32133423 has 16 divisors (see below), whose sum is σ = 49890816. Its totient is φ = 18014880.

The previous prime is 32133407. The next prime is 32133433. The reversal of 32133423 is 32433123.

It is not a de Polignac number, because 32133423 - 2⁴ = 32133407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 32133423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32133403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13323 + ... + 15548.

It is an arithmetic number, because the mean of its divisors is an integer number (3118176).

Almost surely, 2^32133423 is an apocalyptic number.

32133423 is a deficient number, since it is larger than the sum of its proper divisors (17757393).

32133423 is a wasteful number, since it uses less digits than its factorization.

32133423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28934.

The product of its digits is 1296, while the sum is 21.

The square root of 32133423 is about 5668.6350208847. The cubic root of 32133423 is about 317.9208398350.

Adding to 32133423 its reverse (32433123), we get a palindrome (64566546).

The spelling of 32133423 in words is "thirty-two million, one hundred thirty-three thousand, four hundred twenty-three".