84366797 has 2 divisors, whose sum is σ = 84366798. Its totient is φ = 84366796.

The previous prime is 84366787. The next prime is 84366809. The reversal of 84366797 is 79766348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83704201 + 662596 = 9149^2 + 814^2 .

It is a cyclic number.

It is not a de Polignac number, because 84366797 - 2¹⁰ = 84365773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84366727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42183398 + 42183399.

It is an arithmetic number, because the mean of its divisors is an integer number (42183399).

Almost surely, 2^84366797 is an apocalyptic number.

It is an amenable number.

84366797 is a deficient number, since it is larger than the sum of its proper divisors (1).

84366797 is an equidigital number, since it uses as much as digits as its factorization.

84366797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 84366797 is about 9185.1400098202. The cubic root of 84366797 is about 438.5884465128.

The spelling of 84366797 in words is "eighty-four million, three hundred sixty-six thousand, seven hundred ninety-seven".