840142114 has 64 divisors (see below), whose sum is σ = 1612431360. Its totient is φ = 319999680.

The previous prime is 840142109. The next prime is 840142117. The reversal of 840142114 is 411241048.

It is not an unprimeable number, because it can be changed into a prime (840142117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322959 + ... + 325549.

It is an arithmetic number, because the mean of its divisors is an integer number (25194240).

Almost surely, 2^840142114 is an apocalyptic number.

840142114 is a deficient number, since it is larger than the sum of its proper divisors (772289246).

840142114 is a wasteful number, since it uses less digits than its factorization.

840142114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 840142114 is about 28985.2050881135. The cubic root of 840142114 is about 943.5920034090.

The spelling of 840142114 in words is "eight hundred forty million, one hundred forty-two thousand, one hundred fourteen".