84912055 has 8 divisors (see below), whose sum is σ = 102340800. Its totient is φ = 67632096.

The previous prime is 84912053. The next prime is 84912103. The reversal of 84912055 is 55021948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84912055 - 2¹ = 84912053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84912055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84912053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35935 + ... + 38224.

It is an arithmetic number, because the mean of its divisors is an integer number (12792600).

Almost surely, 2^84912055 is an apocalyptic number.

84912055 is a deficient number, since it is larger than the sum of its proper divisors (17428745).

84912055 is a wasteful number, since it uses less digits than its factorization.

84912055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74393.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 84912055 is about 9214.7737356920. The cubic root of 84912055 is about 439.5312759919.

The spelling of 84912055 in words is "eighty-four million, nine hundred twelve thousand, fifty-five".