25883849 has 2 divisors, whose sum is σ = 25883850. Its totient is φ = 25883848.

The previous prime is 25883839. The next prime is 25883861. The reversal of 25883849 is 94838852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21557449 + 4326400 = 4643^2 + 2080^2 .

It is a cyclic number.

It is not a de Polignac number, because 25883849 - 2⁸ = 25883593 is a prime.

It is not a weakly prime, because it can be changed into another prime (25883839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12941924 + 12941925.

It is an arithmetic number, because the mean of its divisors is an integer number (12941925).

Almost surely, 2^25883849 is an apocalyptic number.

It is an amenable number.

25883849 is a deficient number, since it is larger than the sum of its proper divisors (1).

25883849 is an equidigital number, since it uses as much as digits as its factorization.

25883849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 47.

The square root of 25883849 is about 5087.6172222368. The cubic root of 25883849 is about 295.8077984352.

The spelling of 25883849 in words is "twenty-five million, eight hundred eighty-three thousand, eight hundred forty-nine".