25819883 has 2 divisors, whose sum is σ = 25819884. Its totient is φ = 25819882.

The previous prime is 25819877. The next prime is 25819903. The reversal of 25819883 is 38891852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25819883 - 2⁶ = 25819819 is a prime.

It is not a weakly prime, because it can be changed into another prime (25819853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12909941 + 12909942.

It is an arithmetic number, because the mean of its divisors is an integer number (12909942).

Almost surely, 2^25819883 is an apocalyptic number.

25819883 is a deficient number, since it is larger than the sum of its proper divisors (1).

25819883 is an equidigital number, since it uses as much as digits as its factorization.

25819883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 44.

The square root of 25819883 is about 5081.3268936371. The cubic root of 25819883 is about 295.5639237072.

The spelling of 25819883 in words is "twenty-five million, eight hundred nineteen thousand, eight hundred eighty-three".