263370085 has 16 divisors (see below), whose sum is σ = 345602880. Its totient is φ = 191082240.

The previous prime is 263370071. The next prime is 263370089. The reversal of 263370085 is 580073362.

It is not a de Polignac number, because 263370085 - 2⁵ = 263370053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 263370085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263370089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18286 + ... + 29344.

It is an arithmetic number, because the mean of its divisors is an integer number (21600180).

Almost surely, 2^263370085 is an apocalyptic number.

It is an amenable number.

263370085 is a deficient number, since it is larger than the sum of its proper divisors (82232795).

263370085 is a wasteful number, since it uses less digits than its factorization.

263370085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11508.

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

The square root of 263370085 is about 16228.6809383881. The cubic root of 263370085 is about 640.9962389539.

The spelling of 263370085 in words is "two hundred sixty-three million, three hundred seventy thousand, eighty-five".