24854939 has 2 divisors, whose sum is σ = 24854940. Its totient is φ = 24854938.

The previous prime is 24854917. The next prime is 24854953. The reversal of 24854939 is 93945842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24854939 - 2¹² = 24850843 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24854939.

It is not a weakly prime, because it can be changed into another prime (24854909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12427469 + 12427470.

It is an arithmetic number, because the mean of its divisors is an integer number (12427470).

Almost surely, 2^24854939 is an apocalyptic number.

24854939 is a deficient number, since it is larger than the sum of its proper divisors (1).

24854939 is an equidigital number, since it uses as much as digits as its factorization.

24854939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 44.

The square root of 24854939 is about 4985.4727960345. The cubic root of 24854939 is about 291.8351285127.

The spelling of 24854939 in words is "twenty-four million, eight hundred fifty-four thousand, nine hundred thirty-nine".