862286040 has 256 divisors, whose sum is σ = 3583872000. Its totient is φ = 179159040.

The previous prime is 862285993. The next prime is 862286069. The reversal of 862286040 is 40682268.

862286040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 862285986 and 862286004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77976 + ... + 88344.

It is an arithmetic number, because the mean of its divisors is an integer number (13999500).

Almost surely, 2^862286040 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 862286040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1791936000).

862286040 is an abundant number, since it is smaller than the sum of its proper divisors (2721585960).

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

862286040 is a wasteful number, since it uses less digits than its factorization.

862286040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10407 (or 10397 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 862286040 is about 29364.7073882918. The cubic root of 862286040 is about 951.8104128978.

The spelling of 862286040 in words is "eight hundred sixty-two million, two hundred eighty-six thousand, forty".