2641604 has 12 divisors (see below), whose sum is σ = 5283264. Its totient is φ = 1132104.

The previous prime is 2641577. The next prime is 2641631. The reversal of 2641604 is 4061462.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2641577) and next prime (2641631).

2641604 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2641604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47144 + ... + 47199.

It is an arithmetic number, because the mean of its divisors is an integer number (440272).

2^2641604 is an apocalyptic number.

It is an amenable number.

2641604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2641604 is a wasteful number, since it uses less digits than its factorization.

2641604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94354 (or 94352 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2641604 is about 1625.3012028544. The cubic root of 2641604 is about 138.2364496375.

The spelling of 2641604 in words is "two million, six hundred forty-one thousand, six hundred four".