84605075 has 6 divisors (see below), whose sum is σ = 104910324. Its totient is φ = 67684040.

The previous prime is 84605069. The next prime is 84605077. The reversal of 84605075 is 57050648.

It is a de Polignac number, because none of the positive numbers 2^k-84605075 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84605077) 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, 1692077 + ... + 1692126.

It is an arithmetic number, because the mean of its divisors is an integer number (17485054).

Almost surely, 2^84605075 is an apocalyptic number.

84605075 is a deficient number, since it is larger than the sum of its proper divisors (20305249).

84605075 is a wasteful number, since it uses less digits than its factorization.

84605075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384213 (or 3384208 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 84605075 is about 9198.1017063305. The cubic root of 84605075 is about 439.0009616644. Note that the first 3 decimals are identical.

The spelling of 84605075 in words is "eighty-four million, six hundred five thousand, seventy-five".