24000005 has 16 divisors (see below), whose sum is σ = 30630960. Its totient is φ = 18052096.

The previous prime is 24000001. The next prime is 24000019. The reversal of 24000005 is 50000042.

It can be written as a sum of positive squares in 8 ways, for example, as 1399489 + 22600516 = 1183^2 + 4754^2 .

It is not a de Polignac number, because 24000005 - 2² = 24000001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24000005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24000001) 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, 24077 + ... + 25053.

It is an arithmetic number, because the mean of its divisors is an integer number (1914435).

Almost surely, 2^24000005 is an apocalyptic number.

It is an amenable number.

24000005 is a deficient number, since it is larger than the sum of its proper divisors (6630955).

24000005 is an frugal number, since it uses more digits than its factorization.

24000005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 24000005 is about 4898.9799958767. The cubic root of 24000005 is about 288.4499340927.

Adding to 24000005 its reverse (50000042), we get a palindrome (74000047).

The spelling of 24000005 in words is "twenty-four million, five", and thus it is an aban number.