8364973 has 2 divisors, whose sum is σ = 8364974. Its totient is φ = 8364972.

The previous prime is 8364949. The next prime is 8364977. The reversal of 8364973 is 3794638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8305924 + 59049 = 2882^2 + 243^2 .

It is a cyclic number.

It is not a de Polignac number, because 8364973 - 2¹³ = 8356781 is a prime.

8364973 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8364977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4182486 + 4182487.

It is an arithmetic number, because the mean of its divisors is an integer number (4182487).

Almost surely, 2^8364973 is an apocalyptic number.

It is an amenable number.

8364973 is a deficient number, since it is larger than the sum of its proper divisors (1).

8364973 is an equidigital number, since it uses as much as digits as its factorization.

8364973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The square root of 8364973 is about 2892.2263051151. The cubic root of 8364973 is about 202.9963275966.

It can be divided in two parts, 83 and 64973, that added together give a palindrome (65056).

The spelling of 8364973 in words is "eight million, three hundred sixty-four thousand, nine hundred seventy-three".