25068571 has 4 divisors (see below), whose sum is σ = 27347544. Its totient is φ = 22789600.

The previous prime is 25068539. The next prime is 25068587. The reversal of 25068571 is 17586052.

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

It is a cyclic number.

It is not a de Polignac number, because 25068571 - 2⁵ = 25068539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25068521) 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 in 3 ways as a sum of consecutive naturals, for example, 1139470 + ... + 1139491.

It is an arithmetic number, because the mean of its divisors is an integer number (6836886).

Almost surely, 2^25068571 is an apocalyptic number.

25068571 is a deficient number, since it is larger than the sum of its proper divisors (2278973).

25068571 is a wasteful number, since it uses less digits than its factorization.

25068571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278972.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 25068571 is about 5006.8524044553. The cubic root of 25068571 is about 292.6688668659.

The spelling of 25068571 in words is "twenty-five million, sixty-eight thousand, five hundred seventy-one".