613397 has 8 divisors (see below), whose sum is σ = 648192. Its totient is φ = 579600.

The previous prime is 613381. The next prime is 613421. The reversal of 613397 is 793316.

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 613397 - 2⁴ = 613381 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 (613337) 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, 1247 + ... + 1667.

It is an arithmetic number, because the mean of its divisors is an integer number (81024).

2⁶¹³³⁹⁷ is an apocalyptic number.

It is an amenable number.

613397 is a deficient number, since it is larger than the sum of its proper divisors (34795).

613397 is a wasteful number, since it uses less digits than its factorization.

613397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499.

The product of its digits is 3402, while the sum is 29.

The square root of 613397 is about 783.1966547426. The cubic root of 613397 is about 84.9663996377.

The spelling of 613397 in words is "six hundred thirteen thousand, three hundred ninety-seven".