25170067 has 4 divisors (see below), whose sum is σ = 27106240. Its totient is φ = 23233896.

The previous prime is 25170037. The next prime is 25170097. The reversal of 25170067 is 76007152.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (25170037) and next prime (25170097).

It is a cyclic number.

It is not a de Polignac number, because 25170067 - 2⁷ = 25169939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25170037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 968067 + ... + 968092.

It is an arithmetic number, because the mean of its divisors is an integer number (6776560).

Almost surely, 2^25170067 is an apocalyptic number.

25170067 is a deficient number, since it is larger than the sum of its proper divisors (1936173).

25170067 is a wasteful number, since it uses less digits than its factorization.

25170067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936172.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 25170067 is about 5016.9778751755. The cubic root of 25170067 is about 293.0633145642.

The spelling of 25170067 in words is "twenty-five million, one hundred seventy thousand, sixty-seven".