659346397 has 8 divisors (see below), whose sum is σ = 671491296. Its totient is φ = 647269392.

The previous prime is 659346383. The next prime is 659346419. The reversal of 659346397 is 793643956.

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 659346397 - 2²³ = 650957789 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 (659340397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2838 + ... + 36424.

It is an arithmetic number, because the mean of its divisors is an integer number (83936412).

Almost surely, 2^659346397 is an apocalyptic number.

659346397 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

659346397 is a deficient number, since it is larger than the sum of its proper divisors (12144899).

659346397 is a wasteful number, since it uses less digits than its factorization.

659346397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33947.

The product of its digits is 3674160, while the sum is 52.

The square root of 659346397 is about 25677.7412752758. The cubic root of 659346397 is about 870.3712675331.

The spelling of 659346397 in words is "six hundred fifty-nine million, three hundred forty-six thousand, three hundred ninety-seven".