25616327 has 8 divisors (see below), whose sum is σ = 28222992. Its totient is φ = 23056000.

The previous prime is 25616291. The next prime is 25616329. The reversal of 25616327 is 72361652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25616327 - 2²⁴ = 8839111 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25616293 and 25616302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25616329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10418 + ... + 12639.

It is an arithmetic number, because the mean of its divisors is an integer number (3527874).

Almost surely, 2^25616327 is an apocalyptic number.

25616327 is a deficient number, since it is larger than the sum of its proper divisors (2606665).

25616327 is a wasteful number, since it uses less digits than its factorization.

25616327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23169.

The product of its digits is 15120, while the sum is 32.

The square root of 25616327 is about 5061.2574524519. The cubic root of 25616327 is about 294.7851619742.

Adding to 25616327 its reverse (72361652), we get a palindrome (97977979).

It can be divided in two parts, 2561 and 6327, that added together give a palindrome (8888).

The spelling of 25616327 in words is "twenty-five million, six hundred sixteen thousand, three hundred twenty-seven".