616344 has 32 divisors (see below), whose sum is σ = 1569840. Its totient is φ = 201600.

The previous prime is 616327. The next prime is 616361. The reversal of 616344 is 443616.

616344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (616327) and next prime (616361).

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254 + ... + 1674.

2⁶¹⁶³⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (784920).

616344 is an abundant number, since it is smaller than the sum of its proper divisors (953496).

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

616344 is a wasteful number, since it uses less digits than its factorization.

616344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 487 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 616344 is about 785.0757925194. The cubic root of 616344 is about 85.1022529521.

It can be divided in two parts, 6163 and 44, that multiplied together give a palindrome (271172).

The spelling of 616344 in words is "six hundred sixteen thousand, three hundred forty-four".