863273340 has 36 divisors (see below), whose sum is σ = 2618596344. Its totient is φ = 230206176.

The previous prime is 863273293. The next prime is 863273353. The reversal of 863273340 is 43372368.

863273340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 863273295 and 863273304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2397802 + ... + 2398161.

Almost surely, 2^863273340 is an apocalyptic number.

It is an amenable number.

863273340 is an abundant number, since it is smaller than the sum of its proper divisors (1755323004).

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

863273340 is a wasteful number, since it uses less digits than its factorization.

863273340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795978 (or 4795973 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 863273340 is about 29381.5135757163. The cubic root of 863273340 is about 952.1735422040.

The spelling of 863273340 in words is "eight hundred sixty-three million, two hundred seventy-three thousand, three hundred forty".