2049604 has 12 divisors (see below), whose sum is σ = 3710700. Its totient is φ = 989408.

The previous prime is 2049589. The next prime is 2049611. The reversal of 2049604 is 4069402.

It can be written as a sum of positive squares in 2 ways, for example, as 722500 + 1327104 = 850^2 + 1152^2 .

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, 8719 + ... + 8950.

It is an arithmetic number, because the mean of its divisors is an integer number (309225).

2^2049604 is an apocalyptic number.

It is an amenable number.

2049604 is a deficient number, since it is larger than the sum of its proper divisors (1661096).

2049604 is a wasteful number, since it uses less digits than its factorization.

2049604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17702 (or 17700 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2049604 is about 1431.6438104501. The cubic root of 2049604 is about 127.0252290383.

It can be divided in two parts, 204960 and 4, that multiplied together give a triangular number (819840 = T₁₂₈₀).

The spelling of 2049604 in words is "two million, forty-nine thousand, six hundred four".