1604836160 has 56 divisors (see below), whose sum is σ = 3830055840. Its totient is φ = 640500224.

The previous prime is 1604836147. The next prime is 1604836169. The reversal of 1604836160 is 616384061.

It is a self number, because there is not a number n which added to its sum of digits gives 1604836160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604836169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144071 + ... + 154809.

Almost surely, 2^1604836160 is an apocalyptic number.

1604836160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1604836160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1915027920).

1604836160 is an abundant number, since it is smaller than the sum of its proper divisors (2225219680).

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

1604836160 is a wasteful number, since it uses less digits than its factorization.

1604836160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11223 (or 11213 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1604836160 is about 40060.4063883531. The cubic root of 1604836160 is about 1170.7843281147.

The spelling of 1604836160 in words is "one billion, six hundred four million, eight hundred thirty-six thousand, one hundred sixty".