803811366 has 24 divisors (see below), whose sum is σ = 1743921504. Its totient is φ = 267578640.

The previous prime is 803811361. The next prime is 803811367. The reversal of 803811366 is 663118308.

803811366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×803811366² = 1292225424221571912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 803811366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803811361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15870 + ... + 43121.

It is an arithmetic number, because the mean of its divisors is an integer number (72663396).

Almost surely, 2^803811366 is an apocalyptic number.

803811366 is an abundant number, since it is smaller than the sum of its proper divisors (940110138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

803811366 is a wasteful number, since it uses less digits than its factorization.

803811366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59756 (or 59753 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 803811366 is about 28351.5672582663. The cubic root of 803811366 is about 929.7896645381.

The spelling of 803811366 in words is "eight hundred three million, eight hundred eleven thousand, three hundred sixty-six".