84549275 has 6 divisors (see below), whose sum is σ = 104841132. Its totient is φ = 67639400.

The previous prime is 84549271. The next prime is 84549277. The reversal of 84549275 is 57294548.

It is a happy number.

It is not a de Polignac number, because 84549275 - 2² = 84549271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84549271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1690961 + ... + 1691010.

It is an arithmetic number, because the mean of its divisors is an integer number (17473522).

Almost surely, 2^84549275 is an apocalyptic number.

84549275 is a deficient number, since it is larger than the sum of its proper divisors (20291857).

84549275 is a wasteful number, since it uses less digits than its factorization.

84549275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3381981 (or 3381976 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 84549275 is about 9195.0679714725. The cubic root of 84549275 is about 438.9044282866.

It can be divided in two parts, 845 and 49275, that multiplied together give a triangular number (41637375 = T₉₁₂₅).

The spelling of 84549275 in words is "eighty-four million, five hundred forty-nine thousand, two hundred seventy-five".