2604343 has 4 divisors (see below), whose sum is σ = 2976400. Its totient is φ = 2232288.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604343 is 3434062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2604343 - 2⁹ = 2603831 is a prime.

2604343 is a lucky number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186018 + ... + 186031.

It is an arithmetic number, because the mean of its divisors is an integer number (744100).

2^2604343 is an apocalyptic number.

2604343 is a deficient number, since it is larger than the sum of its proper divisors (372057).

2604343 is an equidigital number, since it uses as much as digits as its factorization.

2604343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372056.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2604343 is about 1613.7976948800. The cubic root of 2604343 is about 137.5834072463.

The spelling of 2604343 in words is "two million, six hundred four thousand, three hundred forty-three".