2104605404 has 24 divisors (see below), whose sum is σ = 4023296256. Its totient is φ = 955350000.

The previous prime is 2104605401. The next prime is 2104605431. The reversal of 2104605404 is 4045064012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104605401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199 + ... + 64889.

It is an arithmetic number, because the mean of its divisors is an integer number (167637344).

Almost surely, 2^2104605404 is an apocalyptic number.

It is an amenable number.

2104605404 is a deficient number, since it is larger than the sum of its proper divisors (1918690852).

2104605404 is a wasteful number, since it uses less digits than its factorization.

2104605404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64457 (or 64455 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2104605404 is about 45875.9785072755. The cubic root of 2104605404 is about 1281.5146060069.

Adding to 2104605404 its reverse (4045064012), we get a palindrome (6149669416).

The spelling of 2104605404 in words is "two billion, one hundred four million, six hundred five thousand, four hundred four".