84395697 has 4 divisors (see below), whose sum is σ = 112527600. Its totient is φ = 56263796.

The previous prime is 84395677. The next prime is 84395711. The reversal of 84395697 is 79659348.

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 84395697 - 2²⁶ = 17286833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84395617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14065947 + ... + 14065952.

It is an arithmetic number, because the mean of its divisors is an integer number (28131900).

Almost surely, 2^84395697 is an apocalyptic number.

It is an amenable number.

84395697 is a deficient number, since it is larger than the sum of its proper divisors (28131903).

84395697 is a wasteful number, since it uses less digits than its factorization.

84395697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28131902.

The product of its digits is 1632960, while the sum is 51.

The square root of 84395697 is about 9186.7130683395. The cubic root of 84395697 is about 438.6385205526.

The spelling of 84395697 in words is "eighty-four million, three hundred ninety-five thousand, six hundred ninety-seven".