84555275 has 24 divisors (see below), whose sum is σ = 121016064. Its totient is φ = 57405600.

The previous prime is 84555257. The next prime is 84555283. The reversal of 84555275 is 57255548.

It is not a de Polignac number, because 84555275 - 2²² = 80360971 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15680 + ... + 20370.

It is an arithmetic number, because the mean of its divisors is an integer number (5042336).

Almost surely, 2^84555275 is an apocalyptic number.

84555275 is a deficient number, since it is larger than the sum of its proper divisors (36460789).

84555275 is a wasteful number, since it uses less digits than its factorization.

84555275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811 (or 4806 counting only the distinct ones).

The product of its digits is 280000, while the sum is 41.

The square root of 84555275 is about 9195.3942275467. The cubic root of 84555275 is about 438.9148102573.

The spelling of 84555275 in words is "eighty-four million, five hundred fifty-five thousand, two hundred seventy-five".