616924 has 24 divisors (see below), whose sum is σ = 1346688. Its totient is φ = 240240.

The previous prime is 616909. The next prime is 616933. The reversal of 616924 is 429616.

It is a Harshad number since it is a multiple of its sum of digits (28).

616924 is a modest number, since divided by 924 gives 616 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 616892 and 616901.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 694 + ... + 1309.

It is an arithmetic number, because the mean of its divisors is an integer number (56112).

2⁶¹⁶⁹²⁴ is an apocalyptic number.

It is an amenable number.

616924 is an abundant number, since it is smaller than the sum of its proper divisors (729764).

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

616924 is a wasteful number, since it uses less digits than its factorization.

616924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025 (or 2023 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 616924 is about 785.4450967445. The cubic root of 616924 is about 85.1289392571.

It can be divided in two parts, 616 and 924, that added together give a triangular number (1540 = T₅₅).

The spelling of 616924 in words is "six hundred sixteen thousand, nine hundred twenty-four".