616319 has 8 divisors (see below), whose sum is σ = 688512. Its totient is φ = 546840.

The previous prime is 616313. The next prime is 616321. The reversal of 616319 is 913616.

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 616319 - 2¹² = 612223 is a prime.

It is a super-2 number, since 2×616319² = 759698219522, which contains 22 as substring.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179 + ... + 1124.

It is an arithmetic number, because the mean of its divisors is an integer number (86064).

2⁶¹⁶³¹⁹ is an apocalyptic number.

616319 is a deficient number, since it is larger than the sum of its proper divisors (72193).

616319 is a wasteful number, since it uses less digits than its factorization.

616319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its digits is 972, while the sum is 26.

The square root of 616319 is about 785.0598703284. The cubic root of 616319 is about 85.1011023040.

The spelling of 616319 in words is "six hundred sixteen thousand, three hundred nineteen".