862868268 has 96 divisors (see below), whose sum is σ = 2312157120. Its totient is φ = 278069760.

The previous prime is 862868239. The next prime is 862868273.

862868268 is a `hidden beast` number, since 8 + 628 + 6 + 8 + 2 + 6 + 8 = 666.

862868268 is nontrivially palindromic in base 10.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 722680 + ... + 723872.

It is an arithmetic number, because the mean of its divisors is an integer number (24084970).

Almost surely, 2^862868268 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 862868268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156078560).

862868268 is an abundant number, since it is smaller than the sum of its proper divisors (1449288852).

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

862868268 is a wasteful number, since it uses less digits than its factorization.

862868268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424 (or 1416 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The square root of 862868268 is about 29374.6194528542. The cubic root of 862868268 is about 952.0245900835.

The spelling of 862868268 in words is "eight hundred sixty-two million, eight hundred sixty-eight thousand, two hundred sixty-eight".