84713473 has 4 divisors (see below), whose sum is σ = 91229908. Its totient is φ = 78197040.

The previous prime is 84713443. The next prime is 84713477. The reversal of 84713473 is 37431748.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21224449 + 63489024 = 4607^2 + 7968^2 .

It is a cyclic number.

It is not a de Polignac number, because 84713473 - 2¹³ = 84705281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84713477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3258198 + ... + 3258223.

It is an arithmetic number, because the mean of its divisors is an integer number (22807477).

Almost surely, 2^84713473 is an apocalyptic number.

It is an amenable number.

84713473 is a deficient number, since it is larger than the sum of its proper divisors (6516435).

84713473 is a wasteful number, since it uses less digits than its factorization.

84713473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6516434.

The product of its digits is 56448, while the sum is 37.

The square root of 84713473 is about 9203.9922316351. The cubic root of 84713473 is about 439.1883677492.

The spelling of 84713473 in words is "eighty-four million, seven hundred thirteen thousand, four hundred seventy-three".