263215795 has 8 divisors (see below), whose sum is σ = 329592096. Its totient is φ = 201417216.

The previous prime is 263215781. The next prime is 263215819. The reversal of 263215795 is 597512362.

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 263215795 - 2¹¹ = 263213747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144302 + ... + 1144531.

It is an arithmetic number, because the mean of its divisors is an integer number (41199012).

Almost surely, 2^263215795 is an apocalyptic number.

263215795 is a deficient number, since it is larger than the sum of its proper divisors (66376301).

263215795 is a wasteful number, since it uses less digits than its factorization.

263215795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288861.

The product of its digits is 113400, while the sum is 40.

The square root of 263215795 is about 16223.9266208893. The cubic root of 263215795 is about 640.8710429726.

The spelling of 263215795 in words is "two hundred sixty-three million, two hundred fifteen thousand, seven hundred ninety-five".