1601795000 has 160 divisors (see below), whose sum is σ = 4257699600. Its totient is φ = 559872000.

The previous prime is 1601794973. The next prime is 1601795051. The reversal of 1601795000 is 5971061.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1234352 + ... + 1235648.

Almost surely, 2^1601795000 is an apocalyptic number.

1601795000 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 1601795000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2128849800).

1601795000 is an abundant number, since it is smaller than the sum of its proper divisors (2655904600).

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

1601795000 is a wasteful number, since it uses less digits than its factorization.

1601795000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 1601795000 is about 40022.4312105099. The cubic root of 1601795000 is about 1170.0443161435.

The spelling of 1601795000 in words is "one billion, six hundred one million, seven hundred ninety-five thousand".