25364671 has 4 divisors (see below), whose sum is σ = 25601832. Its totient is φ = 25127512.

The previous prime is 25364657. The next prime is 25364683. The reversal of 25364671 is 17646352.

It is a happy number.

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 25364671 - 2⁷ = 25364543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25364611) 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, 118420 + ... + 118633.

It is an arithmetic number, because the mean of its divisors is an integer number (6400458).

Almost surely, 2^25364671 is an apocalyptic number.

25364671 is a deficient number, since it is larger than the sum of its proper divisors (237161).

25364671 is a wasteful number, since it uses less digits than its factorization.

25364671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237160.

The product of its digits is 30240, while the sum is 34.

The square root of 25364671 is about 5036.3350762236. The cubic root of 25364671 is about 293.8166557053.

The spelling of 25364671 in words is "twenty-five million, three hundred sixty-four thousand, six hundred seventy-one".