13824534 has 8 divisors (see below), whose sum is σ = 27649080. Its totient is φ = 4608176.

The previous prime is 13824529. The next prime is 13824583. The reversal of 13824534 is 43542831.

13824534 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

13824534 is an admirable number.

It is a super-2 number, since 2×13824534² = 382235480634312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152039 + ... + 1152050.

It is an arithmetic number, because the mean of its divisors is an integer number (3456135).

Almost surely, 2^13824534 is an apocalyptic number.

13824534 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.

13824534 is a wasteful number, since it uses less digits than its factorization.

13824534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304094.

The product of its digits is 11520, while the sum is 30.

The square root of 13824534 is about 3718.1358232319. The cubic root of 13824534 is about 240.0030902380.

The spelling of 13824534 in words is "thirteen million, eight hundred twenty-four thousand, five hundred thirty-four".