840141160 has 32 divisors (see below), whose sum is σ = 1925988840. Its totient is φ = 329714944.

The previous prime is 840141157. The next prime is 840141161. The reversal of 840141160 is 61141048.

It can be written as a sum of positive squares in 4 ways, for example, as 829785636 + 10355524 = 28806^2 + 3218^2 .

It is a super-2 number, since 2×840141160² = 1411674337452291200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (840141161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196027 + ... + 200266.

Almost surely, 2^840141160 is an apocalyptic number.

It is an amenable number.

840141160 is an abundant number, since it is smaller than the sum of its proper divisors (1085847680).

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

840141160 is a wasteful number, since it uses less digits than its factorization.

840141160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396357 (or 396353 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 840141160 is about 28985.1886314373. The cubic root of 840141160 is about 943.5916462524.

The spelling of 840141160 in words is "eight hundred forty million, one hundred forty-one thousand, one hundred sixty".