616315 has 8 divisors (see below), whose sum is σ = 845280. Its totient is φ = 422592.

The previous prime is 616313. The next prime is 616321. The reversal of 616315 is 513616.

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 616315 - 2¹ = 616313 is a prime.

616315 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616313) 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 7 ways as a sum of consecutive naturals, for example, 8770 + ... + 8839.

It is an arithmetic number, because the mean of its divisors is an integer number (105660).

2⁶¹⁶³¹⁵ is an apocalyptic number.

616315 is a deficient number, since it is larger than the sum of its proper divisors (228965).

616315 is a wasteful number, since it uses less digits than its factorization.

616315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17621.

The product of its digits is 540, while the sum is 22.

The square root of 616315 is about 785.0573227478. The cubic root of 616315 is about 85.1009181974.

The spelling of 616315 in words is "six hundred sixteen thousand, three hundred fifteen".