24705142 has 16 divisors (see below), whose sum is σ = 46202112. Its totient is φ = 9625320.

The previous prime is 24705139. The next prime is 24705143. The reversal of 24705142 is 24150742.

It is a super-2 number, since 2×24705142² = 1220688082480328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24705143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80058 + ... + 80365.

It is an arithmetic number, because the mean of its divisors is an integer number (2887632).

Almost surely, 2^24705142 is an apocalyptic number.

24705142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24705142 is a deficient number, since it is larger than the sum of its proper divisors (21496970).

24705142 is a wasteful number, since it uses less digits than its factorization.

24705142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160443.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 24705142 is about 4970.4267422426. The cubic root of 24705142 is about 291.2476645174.

Adding to 24705142 its reverse (24150742), we get a palindrome (48855884).

The spelling of 24705142 in words is "twenty-four million, seven hundred five thousand, one hundred forty-two".