862261876 has 72 divisors (see below), whose sum is σ = 1853391680. Its totient is φ = 342890496.

The previous prime is 862261871. The next prime is 862261877. The reversal of 862261876 is 678162268.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862261871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1494100 + ... + 1494676.

Almost surely, 2^862261876 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 862261876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (926695840).

862261876 is an abundant number, since it is smaller than the sum of its proper divisors (991129804).

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

862261876 is a wasteful number, since it uses less digits than its factorization.

862261876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 658 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 862261876 is about 29364.2959391163. The cubic root of 862261876 is about 951.8015218955.

The spelling of 862261876 in words is "eight hundred sixty-two million, two hundred sixty-one thousand, eight hundred seventy-six".