659393 has 6 divisors (see below), whose sum is σ = 767106. Its totient is φ = 565152.

The previous prime is 659371. The next prime is 659419. The reversal of 659393 is 393956.

It can be written as a sum of positive squares in only one way, i.e., 659344 + 49 = 812^2 + 7^2 .

It is not a de Polignac number, because 659393 - 2⁸ = 659137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (659333) 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, 6680 + ... + 6777.

It is an arithmetic number, because the mean of its divisors is an integer number (127851).

2⁶⁵⁹³⁹³ is an apocalyptic number.

It is an amenable number.

659393 is a deficient number, since it is larger than the sum of its proper divisors (107713).

659393 is a wasteful number, since it uses less digits than its factorization.

659393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13471 (or 13464 counting only the distinct ones).

The product of its digits is 21870, while the sum is 35.

The square root of 659393 is about 812.0301718532. The cubic root of 659393 is about 87.0391773172.

The spelling of 659393 in words is "six hundred fifty-nine thousand, three hundred ninety-three".