840041036 has 6 divisors (see below), whose sum is σ = 1470071820. Its totient is φ = 420020516.

The previous prime is 840041021. The next prime is 840041039. The reversal of 840041036 is 630140048.

It is a junction number, because it is equal to n+sod(n) for n = 840040996 and 840041014.

It is not an unprimeable number, because it can be changed into a prime (840041039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005126 + ... + 105005133.

It is an arithmetic number, because the mean of its divisors is an integer number (245011970).

Almost surely, 2^840041036 is an apocalyptic number.

It is an amenable number.

840041036 is a deficient number, since it is larger than the sum of its proper divisors (630030784).

840041036 is a wasteful number, since it uses less digits than its factorization.

840041036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210010263 (or 210010261 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 840041036 is about 28983.4614219903. The cubic root of 840041036 is about 943.5541605187.

The spelling of 840041036 in words is "eight hundred forty million, forty-one thousand, thirty-six".