2041604 has 6 divisors (see below), whose sum is σ = 3572814. Its totient is φ = 1020800.

The previous prime is 2041601. The next prime is 2041619. The reversal of 2041604 is 4061402.

It can be written as a sum of positive squares in only one way, i.e., 1322500 + 719104 = 1150^2 + 848^2 .

It is not an unprimeable number, because it can be changed into a prime (2041601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255197 + ... + 255204.

It is an arithmetic number, because the mean of its divisors is an integer number (595469).

2^2041604 is an apocalyptic number.

It is an amenable number.

2041604 is a deficient number, since it is larger than the sum of its proper divisors (1531210).

2041604 is a wasteful number, since it uses less digits than its factorization.

2041604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510405 (or 510403 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2041604 is about 1428.8470876899. The cubic root of 2041604 is about 126.8597455513.

The spelling of 2041604 in words is "two million, forty-one thousand, six hundred four".