864692093 has 8 divisors (see below), whose sum is σ = 871982496. Its totient is φ = 857412400.

The previous prime is 864692057. The next prime is 864692111. The reversal of 864692093 is 390296468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 864692093 - 2¹⁸ = 864429949 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 (864692693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278930 + ... + 282012.

It is an arithmetic number, because the mean of its divisors is an integer number (108997812).

Almost surely, 2^864692093 is an apocalyptic number.

It is an amenable number.

864692093 is a deficient number, since it is larger than the sum of its proper divisors (7290403).

864692093 is a wasteful number, since it uses less digits than its factorization.

864692093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5355.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 864692093 is about 29405.6472977556. The cubic root of 864692093 is about 952.6948756116.

The spelling of 864692093 in words is "eight hundred sixty-four million, six hundred ninety-two thousand, ninety-three".