863268790 has 16 divisors (see below), whose sum is σ = 1557766080. Its totient is φ = 344444800.

The previous prime is 863268779. The next prime is 863268797. The reversal of 863268790 is 97862368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863268797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103630 + ... + 111649.

It is an arithmetic number, because the mean of its divisors is an integer number (97360380).

Almost surely, 2^863268790 is an apocalyptic number.

863268790 is a deficient number, since it is larger than the sum of its proper divisors (694497290).

863268790 is a wasteful number, since it uses less digits than its factorization.

863268790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215687.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 863268790 is about 29381.4361459749. The cubic root of 863268790 is about 952.1718693475.

The spelling of 863268790 in words is "eight hundred sixty-three million, two hundred sixty-eight thousand, seven hundred ninety".