24140342 has 4 divisors (see below), whose sum is σ = 36210516. Its totient is φ = 12070170.

The previous prime is 24140341. The next prime is 24140353. The reversal of 24140342 is 24304142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24304142 = 2 ⋅12152071.

It is a super-2 number, since 2×24140342² = 1165512223753928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24140341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6035084 + ... + 6035087.

It is an arithmetic number, because the mean of its divisors is an integer number (9052629).

Almost surely, 2^24140342 is an apocalyptic number.

24140342 is a deficient number, since it is larger than the sum of its proper divisors (12070174).

24140342 is a wasteful number, since it uses less digits than its factorization.

24140342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12070173.

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

The square root of 24140342 is about 4913.2822023572. The cubic root of 24140342 is about 289.0110666532.

Adding to 24140342 its reverse (24304142), we get a palindrome (48444484).

The spelling of 24140342 in words is "twenty-four million, one hundred forty thousand, three hundred forty-two".