84364317 has 6 divisors (see below), whose sum is σ = 121859582. Its totient is φ = 56242872.

The previous prime is 84364309. The next prime is 84364327. The reversal of 84364317 is 71346348.

84364317 is a `hidden beast` number, since 8 + 4 + 3 + 643 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 82791801 + 1572516 = 9099^2 + 1254^2 .

It is not a de Polignac number, because 84364317 - 2³ = 84364309 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 (84364327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4686898 + ... + 4686915.

Almost surely, 2^84364317 is an apocalyptic number.

It is an amenable number.

84364317 is a deficient number, since it is larger than the sum of its proper divisors (37495265).

84364317 is a wasteful number, since it uses less digits than its factorization.

84364317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9373819 (or 9373816 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 84364317 is about 9185.0050081641. The cubic root of 84364317 is about 438.5841489690.

It can be divided in two parts, 84364 and 317, that added together give a square (84681 = 291²).

The spelling of 84364317 in words is "eighty-four million, three hundred sixty-four thousand, three hundred seventeen".