616334617 has 4 divisors (see below), whose sum is σ = 617015056. Its totient is φ = 615654180.

The previous prime is 616334603. The next prime is 616334627. The reversal of 616334617 is 716433616.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-616334617 is a prime.

It is a super-2 number, since 2×616334617² = 759736720225073378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616334627) 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 3 ways as a sum of consecutive naturals, for example, 338859 + ... + 340672.

It is an arithmetic number, because the mean of its divisors is an integer number (154253764).

Almost surely, 2^616334617 is an apocalyptic number.

It is an amenable number.

616334617 is a deficient number, since it is larger than the sum of its proper divisors (680439).

616334617 is an equidigital number, since it uses as much as digits as its factorization.

616334617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680438.

The product of its digits is 54432, while the sum is 37.

The square root of 616334617 is about 24826.0874283484. The cubic root of 616334617 is about 851.0182109448.

The spelling of 616334617 in words is "six hundred sixteen million, three hundred thirty-four thousand, six hundred seventeen".