616607 has 16 divisors (see below), whose sum is σ = 725760. Its totient is φ = 519552.

The previous prime is 616597. The next prime is 616639. The reversal of 616607 is 706616.

It is a cyclic number.

It is not a de Polignac number, because 616607 - 2¹² = 612511 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7388 + ... + 7470.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁶¹⁶⁶⁰⁷ is an apocalyptic number.

616607 is a deficient number, since it is larger than the sum of its proper divisors (109153).

616607 is a wasteful number, since it uses less digits than its factorization.

616607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 616607 is about 785.2432744061. The cubic root of 616607 is about 85.1143558847.

Subtracting 616607 from its reverse (706616), we obtain a palindrome (90009).

The spelling of 616607 in words is "six hundred sixteen thousand, six hundred seven".