24942939 has 16 divisors (see below), whose sum is σ = 38545920. Its totient is φ = 14051520.

The previous prime is 24942923. The next prime is 24942949. The reversal of 24942939 is 93924942.

It is not a de Polignac number, because 24942939 - 2⁴ = 24942923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24942939.

It is not an unprimeable number, because it can be changed into a prime (24942949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6874 + ... + 9855.

It is an arithmetic number, because the mean of its divisors is an integer number (2409120).

Almost surely, 2^24942939 is an apocalyptic number.

24942939 is a deficient number, since it is larger than the sum of its proper divisors (13602981).

24942939 is a wasteful number, since it uses less digits than its factorization.

24942939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16810.

The product of its digits is 139968, while the sum is 42.

The square root of 24942939 is about 4994.2906403212. The cubic root of 24942939 is about 292.1791411852.

The spelling of 24942939 in words is "twenty-four million, nine hundred forty-two thousand, nine hundred thirty-nine".