84286973 has 4 divisors (see below), whose sum is σ = 87951648. Its totient is φ = 80622300.

The previous prime is 84286967. The next prime is 84286991. The reversal of 84286973 is 37968248.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84286973 - 2¹⁶ = 84221437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84286903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1832303 + ... + 1832348.

It is an arithmetic number, because the mean of its divisors is an integer number (21987912).

Almost surely, 2^84286973 is an apocalyptic number.

It is an amenable number.

84286973 is a deficient number, since it is larger than the sum of its proper divisors (3664675).

84286973 is a wasteful number, since it uses less digits than its factorization.

84286973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664674.

The product of its digits is 580608, while the sum is 47.

The square root of 84286973 is about 9180.7937020717. The cubic root of 84286973 is about 438.4500787631.

The spelling of 84286973 in words is "eighty-four million, two hundred eighty-six thousand, nine hundred seventy-three".