24661313 has 4 divisors (see below), whose sum is σ = 25733568. Its totient is φ = 23589060.

The previous prime is 24661309. The next prime is 24661319. The reversal of 24661313 is 31316642.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 24661313 - 2² = 24661309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24661319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536093 + ... + 536138.

It is an arithmetic number, because the mean of its divisors is an integer number (6433392).

Almost surely, 2^24661313 is an apocalyptic number.

24661313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

24661313 is a deficient number, since it is larger than the sum of its proper divisors (1072255).

24661313 is a wasteful number, since it uses less digits than its factorization.

24661313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072254.

The product of its digits is 2592, while the sum is 26.

The square root of 24661313 is about 4966.0158074658. The cubic root of 24661313 is about 291.0753299467.

Adding to 24661313 its reverse (31316642), we get a palindrome (55977955).

The spelling of 24661313 in words is "twenty-four million, six hundred sixty-one thousand, three hundred thirteen".