865536468 has 24 divisors (see below), whose sum is σ = 2039583840. Its totient is φ = 285655200.

The previous prime is 865536467. The next prime is 865536479. The reversal of 865536468 is 864635568.

865536468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 865536468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865536467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355858 + ... + 358281.

It is an arithmetic number, because the mean of its divisors is an integer number (84982660).

Almost surely, 2^865536468 is an apocalyptic number.

It is an amenable number.

865536468 is an abundant number, since it is smaller than the sum of its proper divisors (1174047372).

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

865536468 is a wasteful number, since it uses less digits than its factorization.

865536468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714247 (or 714245 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 51.

The square root of 865536468 is about 29420.0011556764. The cubic root of 865536468 is about 953.0048780739.

The spelling of 865536468 in words is "eight hundred sixty-five million, five hundred thirty-six thousand, four hundred sixty-eight".