616967859 has 64 divisors (see below), whose sum is σ = 945561600. Its totient is φ = 355829760.

The previous prime is 616967851. The next prime is 616967881. The reversal of 616967859 is 958769616.

It is a happy number.

616967859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 616967859 - 2³ = 616967851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 616967799 and 616967808.

It is not an unprimeable number, because it can be changed into a prime (616967851) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3100242 + ... + 3100440.

It is an arithmetic number, because the mean of its divisors is an integer number (14774400).

Almost surely, 2^616967859 is an apocalyptic number.

616967859 is a deficient number, since it is larger than the sum of its proper divisors (328593741).

616967859 is a wasteful number, since it uses less digits than its factorization.

616967859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340.

The product of its digits is 4898880, while the sum is 57.

The square root of 616967859 is about 24838.8377143537. The cubic root of 616967859 is about 851.3095656749.

The spelling of 616967859 in words is "six hundred sixteen million, nine hundred sixty-seven thousand, eight hundred fifty-nine".