865382742 has 24 divisors (see below), whose sum is σ = 2142852816. Its totient is φ = 247252176.

The previous prime is 865382731. The next prime is 865382747. The reversal of 865382742 is 247283568.

865382742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865382747) 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, 3433933 + ... + 3434184.

It is an arithmetic number, because the mean of its divisors is an integer number (89285534).

Almost surely, 2^865382742 is an apocalyptic number.

865382742 is an abundant number, since it is smaller than the sum of its proper divisors (1277470074).

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

865382742 is a wasteful number, since it uses less digits than its factorization.

865382742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6868132 (or 6868129 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 865382742 is about 29417.3884292947. The cubic root of 865382742 is about 952.9484543770.

The spelling of 865382742 in words is "eight hundred sixty-five million, three hundred eighty-two thousand, seven hundred forty-two".