854171136 has 480 divisors, whose sum is σ = 3200107680. Its totient is φ = 222953472.

The previous prime is 854171113. The next prime is 854171167. The reversal of 854171136 is 631171458.

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

It is a self number, because there is not a number n which added to its sum of digits gives 854171136.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8805840 + ... + 8805936.

It is an arithmetic number, because the mean of its divisors is an integer number (6666891).

Almost surely, 2^854171136 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 854171136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1600053840).

854171136 is an abundant number, since it is smaller than the sum of its proper divisors (2345936544).

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

854171136 is a wasteful number, since it uses less digits than its factorization.

854171136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 122 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 854171136 is about 29226.2063224087. The cubic root of 854171136 is about 948.8151936953.

The spelling of 854171136 in words is "eight hundred fifty-four million, one hundred seventy-one thousand, one hundred thirty-six".