2159552 has 28 divisors (see below), whose sum is σ = 4395216. Its totient is φ = 1052160.

The previous prime is 2159551. The next prime is 2159557. The reversal of 2159552 is 2559512.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2159551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213 + ... + 3035.

It is an arithmetic number, because the mean of its divisors is an integer number (156972).

2^2159552 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 2159552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2197608).

2159552 is an abundant number, since it is smaller than the sum of its proper divisors (2235664).

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

2159552 is an equidigital number, since it uses as much as digits as its factorization.

2159552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876 (or 866 counting only the distinct ones).

The product of its digits is 4500, while the sum is 29.

The square root of 2159552 is about 1469.5414250711. The cubic root of 2159552 is about 129.2571438697.

The spelling of 2159552 in words is "two million, one hundred fifty-nine thousand, five hundred fifty-two".