2604444949 has 4 divisors (see below), whose sum is σ = 2628785664. Its totient is φ = 2580104236.

The previous prime is 2604444917. The next prime is 2604444977. The reversal of 2604444949 is 9494444062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2604444949 - 2⁵ = 2604444917 is a prime.

It is a super-2 number, since 2×2604444949² = 13566266984743225202, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2604444899 and 2604444908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604444979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12170197 + ... + 12170410.

It is an arithmetic number, because the mean of its divisors is an integer number (657196416).

Almost surely, 2^2604444949 is an apocalyptic number.

It is an amenable number.

2604444949 is a deficient number, since it is larger than the sum of its proper divisors (24340715).

2604444949 is a wasteful number, since it uses less digits than its factorization.

2604444949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24340714.

The product of its (nonzero) digits is 995328, while the sum is 46.

The square root of 2604444949 is about 51033.7628340298. The cubic root of 2604444949 is about 1375.8520249216.

The spelling of 2604444949 in words is "two billion, six hundred four million, four hundred forty-four thousand, nine hundred forty-nine".