1596881 has 12 divisors (see below), whose sum is σ = 1888560. Its totient is φ = 1338480.

The previous prime is 1596871. The next prime is 1596941. The reversal of 1596881 is 1886951.

1596881 = 376² + 377² + ... + 386².

It is not a de Polignac number, because 1596881 - 2¹⁰ = 1595857 is a prime.

It is a super-2 number, since 2×1596881² = 5100057856322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1596851) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1430 + ... + 2288.

It is an arithmetic number, because the mean of its divisors is an integer number (157380).

2^1596881 is an apocalyptic number.

1596881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1596881 is a deficient number, since it is larger than the sum of its proper divisors (291679).

1596881 is a wasteful number, since it uses less digits than its factorization.

1596881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 883 counting only the distinct ones).

The product of its digits is 17280, while the sum is 38.

The square root of 1596881 is about 1263.6775696355. The cubic root of 1596881 is about 116.8846599964.

Adding to 1596881 its product of digits (17280), we get a palindrome (1614161).

The spelling of 1596881 in words is "one million, five hundred ninety-six thousand, eight hundred eighty-one".