26315315 has 8 divisors (see below), whose sum is σ = 34007568. Its totient is φ = 19432800.

The previous prime is 26315309. The next prime is 26315329. The reversal of 26315315 is 51351362.

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

It is not a de Polignac number, because 26315315 - 2⁴ = 26315299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202361 + ... + 202490.

It is an arithmetic number, because the mean of its divisors is an integer number (4250946).

Almost surely, 2^26315315 is an apocalyptic number.

26315315 is a deficient number, since it is larger than the sum of its proper divisors (7692253).

26315315 is a wasteful number, since it uses less digits than its factorization.

26315315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404869.

The product of its digits is 2700, while the sum is 26.

The square root of 26315315 is about 5129.8455142431. The cubic root of 26315315 is about 297.4423869793.

Adding to 26315315 its reverse (51351362), we get a palindrome (77666677).

The spelling of 26315315 in words is "twenty-six million, three hundred fifteen thousand, three hundred fifteen".