24042142 has 4 divisors (see below), whose sum is σ = 36063216. Its totient is φ = 12021070.

The previous prime is 24042133. The next prime is 24042167. The reversal of 24042142 is 24124042.

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

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, 6010534 + ... + 6010537.

It is an arithmetic number, because the mean of its divisors is an integer number (9015804).

Almost surely, 2^24042142 is an apocalyptic number.

24042142 is a deficient number, since it is larger than the sum of its proper divisors (12021074).

24042142 is a wasteful number, since it uses less digits than its factorization.

24042142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12021073.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 24042142 is about 4903.2786989932. The cubic root of 24042142 is about 288.6186466770.

Adding to 24042142 its reverse (24124042), we get a palindrome (48166184).

The spelling of 24042142 in words is "twenty-four million, forty-two thousand, one hundred forty-two".