25059967 has 2 divisors, whose sum is σ = 25059968. Its totient is φ = 25059966.

The previous prime is 25059929. The next prime is 25060033. The reversal of 25059967 is 76995052.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25059967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25059667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12529983 + 12529984.

It is an arithmetic number, because the mean of its divisors is an integer number (12529984).

Almost surely, 2^25059967 is an apocalyptic number.

25059967 is a deficient number, since it is larger than the sum of its proper divisors (1).

25059967 is an equidigital number, since it uses as much as digits as its factorization.

25059967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 25059967 is about 5005.9931082653. The cubic root of 25059967 is about 292.6353799009.

The spelling of 25059967 in words is "twenty-five million, fifty-nine thousand, nine hundred sixty-seven".