23142044 has 6 divisors (see below), whose sum is σ = 40498584. Its totient is φ = 11571020.

The previous prime is 23142017. The next prime is 23142107. The reversal of 23142044 is 44024132.

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, 2892752 + ... + 2892759.

It is an arithmetic number, because the mean of its divisors is an integer number (6749764).

Almost surely, 2^23142044 is an apocalyptic number.

It is an amenable number.

23142044 is a deficient number, since it is larger than the sum of its proper divisors (17356540).

23142044 is a wasteful number, since it uses less digits than its factorization.

23142044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785515 (or 5785513 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 23142044 is about 4810.6178397374. The cubic root of 23142044 is about 284.9709378389.

Adding to 23142044 its reverse (44024132), we get a palindrome (67166176).

The spelling of 23142044 in words is "twenty-three million, one hundred forty-two thousand, forty-four".