84749573 has 16 divisors (see below), whose sum is σ = 93582144. Its totient is φ = 76412160.

The previous prime is 84749563. The next prime is 84749591. The reversal of 84749573 is 37594748.

84749573 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 84749573 - 2¹² = 84745477 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84749543) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 41138 + ... + 43148.

It is an arithmetic number, because the mean of its divisors is an integer number (5848884).

Almost surely, 2^84749573 is an apocalyptic number.

It is an amenable number.

84749573 is a deficient number, since it is larger than the sum of its proper divisors (8832571).

84749573 is a wasteful number, since it uses less digits than its factorization.

84749573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2132.

The product of its digits is 846720, while the sum is 47.

The square root of 84749573 is about 9205.9531282752. The cubic root of 84749573 is about 439.2507444800.

The spelling of 84749573 in words is "eighty-four million, seven hundred forty-nine thousand, five hundred seventy-three".