84121914 has 16 divisors (see below), whose sum is σ = 172347840. Its totient is φ = 27356640.

The previous prime is 84121907. The next prime is 84121927. The reversal of 84121914 is 41912148.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170734 + ... + 171225.

It is an arithmetic number, because the mean of its divisors is an integer number (10771740).

Almost surely, 2^84121914 is an apocalyptic number.

84121914 is an abundant number, since it is smaller than the sum of its proper divisors (88225926).

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

84121914 is a wasteful number, since it uses less digits than its factorization.

84121914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342005.

The product of its digits is 2304, while the sum is 30.

The square root of 84121914 is about 9171.7999324015. The cubic root of 84121914 is about 438.1636864488.

The spelling of 84121914 in words is "eighty-four million, one hundred twenty-one thousand, nine hundred fourteen".