13501552 has 40 divisors (see below), whose sum is σ = 28748160. Its totient is φ = 6114240.

The previous prime is 13501547. The next prime is 13501561. The reversal of 13501552 is 25510531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6027 + ... + 7957.

It is an arithmetic number, because the mean of its divisors is an integer number (718704).

Almost surely, 2^13501552 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 13501552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14374080).

13501552 is an abundant number, since it is smaller than the sum of its proper divisors (15246608).

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

13501552 is a wasteful number, since it uses less digits than its factorization.

13501552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981 (or 1975 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 13501552 is about 3674.4458085540. The cubic root of 13501552 is about 238.1192820620.

The spelling of 13501552 in words is "thirteen million, five hundred one thousand, five hundred fifty-two".