25473967 has 2 divisors, whose sum is σ = 25473968. Its totient is φ = 25473966.

The previous prime is 25473937. The next prime is 25473979. The reversal of 25473967 is 76937452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25473967 - 2⁷ = 25473839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25473937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12736983 + 12736984.

It is an arithmetic number, because the mean of its divisors is an integer number (12736984).

Almost surely, 2^25473967 is an apocalyptic number.

25473967 is a deficient number, since it is larger than the sum of its proper divisors (1).

25473967 is an equidigital number, since it uses as much as digits as its factorization.

25473967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 25473967 is about 5047.1741598641. The cubic root of 25473967 is about 294.2380682349.

The spelling of 25473967 in words is "twenty-five million, four hundred seventy-three thousand, nine hundred sixty-seven".