24628913 has 2 divisors, whose sum is σ = 24628914. Its totient is φ = 24628912.

The previous prime is 24628889. The next prime is 24628927. The reversal of 24628913 is 31982642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19642624 + 4986289 = 4432^2 + 2233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24628913 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (24628213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12314456 + 12314457.

It is an arithmetic number, because the mean of its divisors is an integer number (12314457).

Almost surely, 2^24628913 is an apocalyptic number.

It is an amenable number.

24628913 is a deficient number, since it is larger than the sum of its proper divisors (1).

24628913 is an equidigital number, since it uses as much as digits as its factorization.

24628913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 24628913 is about 4962.7525628425. The cubic root of 24628913 is about 290.9478026224.

The spelling of 24628913 in words is "twenty-four million, six hundred twenty-eight thousand, nine hundred thirteen".