2173304 has 24 divisors (see below), whose sum is σ = 4680840. Its totient is φ = 926688.

The previous prime is 2173243. The next prime is 2173307. The reversal of 2173304 is 4033712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10934 + ... + 11130.

It is an arithmetic number, because the mean of its divisors is an integer number (195035).

2^2173304 is an apocalyptic number.

It is an amenable number.

2173304 is an abundant number, since it is smaller than the sum of its proper divisors (2507536).

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

2173304 is an equidigital number, since it uses as much as digits as its factorization.

2173304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 2173304 is about 1474.2130103889. The cubic root of 2173304 is about 129.5309328173.

Multiplying 2173304 by its product of nonzero digits (504), we get a square (1095345216 = 33096²).

The spelling of 2173304 in words is "two million, one hundred seventy-three thousand, three hundred four".