84051128 has 32 divisors (see below), whose sum is σ = 190706400. Its totient is φ = 33902592.

The previous prime is 84051119. The next prime is 84051139. The reversal of 84051128 is 82115048.

It is a self number, because there is not a number n which added to its sum of digits gives 84051128.

It is a congruent number.

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, 43193 + ... + 45096.

It is an arithmetic number, because the mean of its divisors is an integer number (5959575).

Almost surely, 2^84051128 is an apocalyptic number.

It is an amenable number.

84051128 is an abundant number, since it is smaller than the sum of its proper divisors (106655272).

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

84051128 is a wasteful number, since it uses less digits than its factorization.

84051128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88319 (or 88315 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 84051128 is about 9167.9402266812. The cubic root of 84051128 is about 438.0407515443.

The spelling of 84051128 in words is "eighty-four million, fifty-one thousand, one hundred twenty-eight".