1601336 has 32 divisors (see below), whose sum is σ = 3386880. Its totient is φ = 703200.

The previous prime is 1601317. The next prime is 1601359. The reversal of 1601336 is 6331061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2435 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2^1601336 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 1601336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1693440).

1601336 is an abundant number, since it is smaller than the sum of its proper divisors (1785544).

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

1601336 is a wasteful number, since it uses less digits than its factorization.

1601336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 631 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1601336 is about 1265.4390542416. The cubic root of 1601336 is about 116.9932545360.

Adding to 1601336 its reverse (6331061), we get a palindrome (7932397).

The spelling of 1601336 in words is "one million, six hundred one thousand, three hundred thirty-six".