10865862 has 48 divisors (see below), whose sum is σ = 27256320. Its totient is φ = 3064176.

The previous prime is 10865857. The next prime is 10865887. The reversal of 10865862 is 26856801.

It is a happy number.

10865862 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9939 + ... + 10977.

It is an arithmetic number, because the mean of its divisors is an integer number (567840).

Almost surely, 2^10865862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10865862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628160).

10865862 is an abundant number, since it is smaller than the sum of its proper divisors (16390458).

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

10865862 is a wasteful number, since it uses less digits than its factorization.

10865862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137 (or 1134 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 10865862 is about 3296.3406984109. The cubic root of 10865862 is about 221.4903086561.

The spelling of 10865862 in words is "ten million, eight hundred sixty-five thousand, eight hundred sixty-two".