616788 has 24 divisors (see below), whose sum is σ = 1599360. Its totient is φ = 205560.

The previous prime is 616787. The next prime is 616789. The reversal of 616788 is 887616.

It is an interprime number because it is at equal distance from previous prime (616787) and next prime (616789).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616783) 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, 2748 + ... + 2963.

It is an arithmetic number, because the mean of its divisors is an integer number (66640).

2⁶¹⁶⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

616788 is an abundant number, since it is smaller than the sum of its proper divisors (982572).

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

616788 is a wasteful number, since it uses less digits than its factorization.

616788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5724 (or 5716 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 616788 is about 785.3585168571. The cubic root of 616788 is about 85.1226832803.

The spelling of 616788 in words is "six hundred sixteen thousand, seven hundred eighty-eight".