617328 has 40 divisors (see below), whose sum is σ = 1773200. Its totient is φ = 205632.

The previous prime is 617327. The next prime is 617333. The reversal of 617328 is 823716.

617328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617327) 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, 283 + ... + 1146.

It is an arithmetic number, because the mean of its divisors is an integer number (44330).

2⁶¹⁷³²⁸ is an apocalyptic number.

It is an amenable number.

617328 is an abundant number, since it is smaller than the sum of its proper divisors (1155872).

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

617328 is a wasteful number, since it uses less digits than its factorization.

617328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446 (or 1434 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 617328 is about 785.7022336738. The cubic root of 617328 is about 85.1475177674.

The spelling of 617328 in words is "six hundred seventeen thousand, three hundred twenty-eight".