1601722192 has 80 divisors (see below), whose sum is σ = 3809776000. Its totient is φ = 650280960.

The previous prime is 1601722189. The next prime is 1601722207. The reversal of 1601722192 is 2912271061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96592 + ... + 111952.

It is an arithmetic number, because the mean of its divisors is an integer number (47622200).

Almost surely, 2^1601722192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1601722192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1904888000).

1601722192 is an abundant number, since it is smaller than the sum of its proper divisors (2208053808).

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

1601722192 is a wasteful number, since it uses less digits than its factorization.

1601722192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15409 (or 15389 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1601722192 is about 40021.5216102537. The cubic root of 1601722192 is about 1170.0265881410.

The spelling of 1601722192 in words is "one billion, six hundred one million, seven hundred twenty-two thousand, one hundred ninety-two".