616928 has 24 divisors (see below), whose sum is σ = 1308888. Its totient is φ = 284544.

The previous prime is 616909. The next prime is 616933. The reversal of 616928 is 829616.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 616894 and 616903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326 + ... + 1157.

It is an arithmetic number, because the mean of its divisors is an integer number (54537).

2⁶¹⁶⁹²⁸ is an apocalyptic number.

It is an amenable number.

616928 is an abundant number, since it is smaller than the sum of its proper divisors (691960).

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

616928 is a wasteful number, since it uses less digits than its factorization.

616928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506 (or 1498 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 616928 is about 785.4476430673. The cubic root of 616928 is about 85.1291232425.

The spelling of 616928 in words is "six hundred sixteen thousand, nine hundred twenty-eight".