23822142 has 8 divisors (see below), whose sum is σ = 47644296. Its totient is φ = 7940712.

The previous prime is 23822131. The next prime is 23822171. The reversal of 23822142 is 24122832.

It is a sphenic number, since it is the product of 3 distinct primes.

23822142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1985173 + ... + 1985184.

It is an arithmetic number, because the mean of its divisors is an integer number (5955537).

Almost surely, 2^23822142 is an apocalyptic number.

23822142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23822142 is a wasteful number, since it uses less digits than its factorization.

23822142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3970362.

The product of its digits is 1536, while the sum is 24.

The square root of 23822142 is about 4880.7931732455. The cubic root of 23822142 is about 287.7356032182.

Adding to 23822142 its reverse (24122832), we get a palindrome (47944974).

The spelling of 23822142 in words is "twenty-three million, eight hundred twenty-two thousand, one hundred forty-two".