617673 has 16 divisors (see below), whose sum is σ = 957440. Its totient is φ = 346896.

The previous prime is 617657. The next prime is 617677. The reversal of 617673 is 376716.

617673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 617673 - 2⁴ = 617657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 617673.

It is not an unprimeable number, because it can be changed into a prime (617677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1188 + ... + 1626.

It is an arithmetic number, because the mean of its divisors is an integer number (59840).

2⁶¹⁷⁶⁷³ is an apocalyptic number.

It is an amenable number.

617673 is a deficient number, since it is larger than the sum of its proper divisors (339767).

617673 is a wasteful number, since it uses less digits than its factorization.

617673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516.

The product of its digits is 5292, while the sum is 30.

The square root of 617673 is about 785.9217518303. The cubic root of 617673 is about 85.1633766642.

The spelling of 617673 in words is "six hundred seventeen thousand, six hundred seventy-three".