25967219 has 2 divisors, whose sum is σ = 25967220. Its totient is φ = 25967218.

The previous prime is 25967203. The next prime is 25967233. The reversal of 25967219 is 91276952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25967219 - 2⁴ = 25967203 is a prime.

It is a super-2 number, since 2×25967219² = 1348592925187922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25967239) 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, 12983609 + 12983610.

It is an arithmetic number, because the mean of its divisors is an integer number (12983610).

Almost surely, 2^25967219 is an apocalyptic number.

25967219 is a deficient number, since it is larger than the sum of its proper divisors (1).

25967219 is an equidigital number, since it uses as much as digits as its factorization.

25967219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 41.

The square root of 25967219 is about 5095.8040582424. The cubic root of 25967219 is about 296.1250498842.

The spelling of 25967219 in words is "twenty-five million, nine hundred sixty-seven thousand, two hundred nineteen".