1604132 has 12 divisors (see below), whose sum is σ = 2955120. Its totient is φ = 759816.

The previous prime is 1604131. The next prime is 1604143. The reversal of 1604132 is 2314061.

It is a self number, because there is not a number n which added to its sum of digits gives 1604132.

It is not an unprimeable number, because it can be changed into a prime (1604131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10478 + ... + 10629.

It is an arithmetic number, because the mean of its divisors is an integer number (246260).

2^1604132 is an apocalyptic number.

It is an amenable number.

1604132 is a deficient number, since it is larger than the sum of its proper divisors (1350988).

1604132 is a wasteful number, since it uses less digits than its factorization.

1604132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21130 (or 21128 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1604132 is about 1266.5433273284. The cubic root of 1604132 is about 117.0613066582.

Adding to 1604132 its reverse (2314061), we get a palindrome (3918193).

The spelling of 1604132 in words is "one million, six hundred four thousand, one hundred thirty-two".