860136004 has 144 divisors (see below), whose sum is σ = 2015428800. Its totient is φ = 317447424.

The previous prime is 860136001. The next prime is 860136019. The reversal of 860136004 is 400631068.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (860136001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5276827 + ... + 5276989.

Almost surely, 2^860136004 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 860136004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1007714400).

860136004 is an abundant number, since it is smaller than the sum of its proper divisors (1155292796).

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

860136004 is a wasteful number, since it uses less digits than its factorization.

860136004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 860136004 is about 29328.0753545131. The cubic root of 860136004 is about 951.0186687121.

The spelling of 860136004 in words is "eight hundred sixty million, one hundred thirty-six thousand, four".