1604317132 has 48 divisors (see below), whose sum is σ = 3260047392. Its totient is φ = 682721280.

The previous prime is 1604317123. The next prime is 1604317133. The reversal of 1604317132 is 2317134061.

It is a self number, because there is not a number n which added to its sum of digits gives 1604317132.

It is not an unprimeable number, because it can be changed into a prime (1604317133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138808 + ... + 149920.

It is an arithmetic number, because the mean of its divisors is an integer number (67917654).

Almost surely, 2^1604317132 is an apocalyptic number.

It is an amenable number.

1604317132 is an abundant number, since it is smaller than the sum of its proper divisors (1655730260).

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

1604317132 is a wasteful number, since it uses less digits than its factorization.

1604317132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11338 (or 11336 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1604317132 is about 40053.9277974083. The cubic root of 1604317132 is about 1170.6580981221.

The spelling of 1604317132 in words is "one billion, six hundred four million, three hundred seventeen thousand, one hundred thirty-two".