25695713 has 4 divisors (see below), whose sum is σ = 25950228. Its totient is φ = 25441200.

The previous prime is 25695707. The next prime is 25695727. The reversal of 25695713 is 31759652.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17447329 + 8248384 = 4177^2 + 2872^2 .

It is a cyclic number.

It is not a de Polignac number, because 25695713 - 2¹⁶ = 25630177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25695743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127106 + ... + 127307.

It is an arithmetic number, because the mean of its divisors is an integer number (6487557).

Almost surely, 2^25695713 is an apocalyptic number.

It is an amenable number.

25695713 is a deficient number, since it is larger than the sum of its proper divisors (254515).

25695713 is a wasteful number, since it uses less digits than its factorization.

25695713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254514.

The product of its digits is 56700, while the sum is 38.

The square root of 25695713 is about 5069.0939032533. The cubic root of 25695713 is about 295.0893648630.

The spelling of 25695713 in words is "twenty-five million, six hundred ninety-five thousand, seven hundred thirteen".