24725839 has 2 divisors, whose sum is σ = 24725840. Its totient is φ = 24725838.

The previous prime is 24725819. The next prime is 24725843. The reversal of 24725839 is 93852742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24725839 - 2⁷ = 24725711 is a prime.

It is a super-2 number, since 2×24725839² = 1222734228507842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24725819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12362919 + 12362920.

It is an arithmetic number, because the mean of its divisors is an integer number (12362920).

Almost surely, 2^24725839 is an apocalyptic number.

24725839 is a deficient number, since it is larger than the sum of its proper divisors (1).

24725839 is an equidigital number, since it uses as much as digits as its factorization.

24725839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 24725839 is about 4972.5083207572. The cubic root of 24725839 is about 291.3289737764.

The spelling of 24725839 in words is "twenty-four million, seven hundred twenty-five thousand, eight hundred thirty-nine".