865797282 has 64 divisors (see below), whose sum is σ = 2314598400. Its totient is φ = 234349200.

The previous prime is 865797281. The next prime is 865797311. The reversal of 865797282 is 282797568.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (865797281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53094 + ... + 67457.

It is an arithmetic number, because the mean of its divisors is an integer number (36165600).

Almost surely, 2^865797282 is an apocalyptic number.

865797282 is an abundant number, since it is smaller than the sum of its proper divisors (1448801118).

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

865797282 is a wasteful number, since it uses less digits than its factorization.

865797282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120588 (or 120582 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The square root of 865797282 is about 29424.4334185044. The cubic root of 865797282 is about 953.1005921432.

The spelling of 865797282 in words is "eight hundred sixty-five million, seven hundred ninety-seven thousand, two hundred eighty-two".