1601334 has 48 divisors (see below), whose sum is σ = 4043520. Its totient is φ = 448560.

The previous prime is 1601317. The next prime is 1601359. The reversal of 1601334 is 4331061.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8857 + ... + 9035.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

2^1601334 is an apocalyptic number.

1601334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1601334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2021760).

1601334 is an abundant number, since it is smaller than the sum of its proper divisors (2442186).

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

1601334 is a wasteful number, since it uses less digits than its factorization.

1601334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1601334 is about 1265.4382640018. The cubic root of 1601334 is about 116.9932058294.

Adding to 1601334 its reverse (4331061), we get a palindrome (5932395).

The spelling of 1601334 in words is "one million, six hundred one thousand, three hundred thirty-four".