2604344 has 8 divisors (see below), whose sum is σ = 4883160. Its totient is φ = 1302168.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604344 is 4434062.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162764 + ... + 162779.

It is an arithmetic number, because the mean of its divisors is an integer number (610395).

2^2604344 is an apocalyptic number.

It is an amenable number.

2604344 is a deficient number, since it is larger than the sum of its proper divisors (2278816).

2604344 is a wasteful number, since it uses less digits than its factorization.

2604344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325549 (or 325545 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2604344 is about 1613.7980047081. The cubic root of 2604344 is about 137.5834248558.

The spelling of 2604344 in words is "two million, six hundred four thousand, three hundred forty-four".