25232939 has 2 divisors, whose sum is σ = 25232940. Its totient is φ = 25232938.

The previous prime is 25232899. The next prime is 25232953. The reversal of 25232939 is 93923252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25232939 - 2¹² = 25228843 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25232899 and 25232908.

It is not a weakly prime, because it can be changed into another prime (25232989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12616469 + 12616470.

It is an arithmetic number, because the mean of its divisors is an integer number (12616470).

Almost surely, 2^25232939 is an apocalyptic number.

25232939 is a deficient number, since it is larger than the sum of its proper divisors (1).

25232939 is an equidigital number, since it uses as much as digits as its factorization.

25232939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 35.

The square root of 25232939 is about 5023.2398907478. The cubic root of 25232939 is about 293.3071247532.

The spelling of 25232939 in words is "twenty-five million, two hundred thirty-two thousand, nine hundred thirty-nine".