25766315 has 8 divisors (see below), whose sum is σ = 31003440. Its totient is φ = 20557152.

The previous prime is 25766309. The next prime is 25766317. The reversal of 25766315 is 51366752.

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

It is a cyclic number.

It is not a de Polignac number, because 25766315 - 2¹⁰ = 25765291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25766317) 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, 4904 + ... + 8693.

It is an arithmetic number, because the mean of its divisors is an integer number (3875430).

Almost surely, 2^25766315 is an apocalyptic number.

25766315 is a deficient number, since it is larger than the sum of its proper divisors (5237125).

25766315 is a wasteful number, since it uses less digits than its factorization.

25766315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13981.

The product of its digits is 37800, while the sum is 35.

The square root of 25766315 is about 5076.0530927089. The cubic root of 25766315 is about 295.3593819824.

The spelling of 25766315 in words is "twenty-five million, seven hundred sixty-six thousand, three hundred fifteen".