840471107 has 8 divisors (see below), whose sum is σ = 976819200. Its totient is φ = 708193224.

The previous prime is 840471059. The next prime is 840471131. The reversal of 840471107 is 701174048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 840471107 - 2¹² = 840467011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (840471157) 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 7 ways as a sum of consecutive naturals, for example, 1017107 + ... + 1017932.

It is an arithmetic number, because the mean of its divisors is an integer number (122102400).

Almost surely, 2^840471107 is an apocalyptic number.

840471107 is a deficient number, since it is larger than the sum of its proper divisors (136348093).

840471107 is a wasteful number, since it uses less digits than its factorization.

840471107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035105.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 840471107 is about 28990.8797210433. The cubic root of 840471107 is about 943.7151550546.

The spelling of 840471107 in words is "eight hundred forty million, four hundred seventy-one thousand, one hundred seven".