13803552 has 144 divisors (see below), whose sum is σ = 46230912. Its totient is φ = 3824640.

The previous prime is 13803547. The next prime is 13803577. The reversal of 13803552 is 25530831.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82573 + ... + 82739.

It is an arithmetic number, because the mean of its divisors is an integer number (321048).

Almost surely, 2^13803552 is an apocalyptic number.

13803552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13803552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23115456).

13803552 is an abundant number, since it is smaller than the sum of its proper divisors (32427360).

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

13803552 is a wasteful number, since it uses less digits than its factorization.

13803552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 13803552 is about 3715.3131765707. The cubic root of 13803552 is about 239.8816082738.

The spelling of 13803552 in words is "thirteen million, eight hundred three thousand, five hundred fifty-two".