840359130 has 64 divisors (see below), whose sum is σ = 2299788288. Its totient is φ = 194688000.

The previous prime is 840359123. The next prime is 840359171. The reversal of 840359130 is 31953048.

It is a junction number, because it is equal to n+sod(n) for n = 840359091 and 840359100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56746 + ... + 70005.

It is an arithmetic number, because the mean of its divisors is an integer number (35934192).

Almost surely, 2^840359130 is an apocalyptic number.

840359130 is an abundant number, since it is smaller than the sum of its proper divisors (1459429158).

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

840359130 is a wasteful number, since it uses less digits than its factorization.

840359130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126791.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 840359130 is about 28988.9484114205. The cubic root of 840359130 is about 943.6732424160.

The spelling of 840359130 in words is "eight hundred forty million, three hundred fifty-nine thousand, one hundred thirty".