13521282 has 8 divisors (see below), whose sum is σ = 27042576. Its totient is φ = 4507092.

The previous prime is 13521271. The next prime is 13521283. The reversal of 13521282 is 28212531.

It is a sphenic number, since it is the product of 3 distinct primes.

13521282 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (13521283) 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, 1126768 + ... + 1126779.

It is an arithmetic number, because the mean of its divisors is an integer number (3380322).

Almost surely, 2^13521282 is an apocalyptic number.

13521282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13521282 is a wasteful number, since it uses less digits than its factorization.

13521282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253552.

The product of its digits is 960, while the sum is 24.

The square root of 13521282 is about 3677.1295870556. The cubic root of 13521282 is about 238.2352145817.

The spelling of 13521282 in words is "thirteen million, five hundred twenty-one thousand, two hundred eighty-two".