616264 has 32 divisors (see below), whose sum is σ = 1296000. Its totient is φ = 272320.

The previous prime is 616261. The next prime is 616277. The reversal of 616264 is 462616.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (616261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4062 + ... + 4210.

It is an arithmetic number, because the mean of its divisors is an integer number (40500).

2⁶¹⁶²⁶⁴ 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 616264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648000).

616264 is an abundant number, since it is smaller than the sum of its proper divisors (679736).

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

616264 is a wasteful number, since it uses less digits than its factorization.

616264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 209 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 616264 is about 785.0248403713. The cubic root of 616264 is about 85.0985707687.

It can be divided in two parts, 6162 and 64, that added together give a palindrome (6226).

The spelling of 616264 in words is "six hundred sixteen thousand, two hundred sixty-four".