23433142 has 4 divisors (see below), whose sum is σ = 35149716. Its totient is φ = 11716570.

The previous prime is 23433139. The next prime is 23433161. The reversal of 23433142 is 24133432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×23433142² = 1098224287984328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5858284 + ... + 5858287.

It is an arithmetic number, because the mean of its divisors is an integer number (8787429).

Almost surely, 2^23433142 is an apocalyptic number.

23433142 is a deficient number, since it is larger than the sum of its proper divisors (11716574).

23433142 is a wasteful number, since it uses less digits than its factorization.

23433142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716573.

The product of its digits is 1728, while the sum is 22.

The square root of 23433142 is about 4840.7790695300. The cubic root of 23433142 is about 286.1608220645.

Adding to 23433142 its reverse (24133432), we get a palindrome (47566574).

The spelling of 23433142 in words is "twenty-three million, four hundred thirty-three thousand, one hundred forty-two".