173394 has 48 divisors (see below), whose sum is σ = 439200. Its totient is φ = 50544.

The previous prime is 173359. The next prime is 173429. The reversal of 173394 is 493371.

It is an interprime number because it is at equal distance from previous prime (173359) and next prime (173429).

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

It is an unprimeable number.

173394 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9117 + ... + 9135.

It is an arithmetic number, because the mean of its divisors is an integer number (9150).

2¹⁷³³⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219600).

173394 is an abundant number, since it is smaller than the sum of its proper divisors (265806).

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

173394 is a wasteful number, since it uses less digits than its factorization.

173394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56 (or 37 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 173394 is about 416.4060518292. The cubic root of 173394 is about 55.7628148600.

The spelling of 173394 in words is "one hundred seventy-three thousand, three hundred ninety-four".