616122 has 24 divisors (see below), whose sum is σ = 1438164. Its totient is φ = 189504.

The previous prime is 616117. The next prime is 616129. The reversal of 616122 is 221616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 531441 + 84681 = 729^2 + 291^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 616095 and 616104.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 616122.

It is not an unprimeable number, because it can be changed into a prime (616129) 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 11 ways as a sum of consecutive naturals, for example, 1083 + ... + 1550.

2⁶¹⁶¹²² is an apocalyptic number.

616122 is an abundant number, since it is smaller than the sum of its proper divisors (822042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616122 is a wasteful number, since it uses less digits than its factorization.

616122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654 (or 2651 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 616122 is about 784.9343921628. The cubic root of 616122 is about 85.0920341084.

Adding to 616122 its reverse (221616), we get a palindrome (837738).

The spelling of 616122 in words is "six hundred sixteen thousand, one hundred twenty-two".