13825224 has 48 divisors (see below), whose sum is σ = 42793920. Its totient is φ = 3949920.

The previous prime is 13825213. The next prime is 13825243. The reversal of 13825224 is 42252831.

13825224 is a `hidden beast` number, since 138 + 2 + 522 + 4 = 666.

13825224 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13825224² = 382273637300352, which contains 22 as substring.

13825224 is strictly pandigital in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13212 + ... + 14219.

It is an arithmetic number, because the mean of its divisors is an integer number (891540).

Almost surely, 2^13825224 is an apocalyptic number.

13825224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13825224 is an abundant number, since it is smaller than the sum of its proper divisors (28968696).

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

13825224 is a wasteful number, since it uses less digits than its factorization.

13825224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27450 (or 27443 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 13825224 is about 3718.2286105080. The cubic root of 13825224 is about 240.0070831243.

The spelling of 13825224 in words is "thirteen million, eight hundred twenty-five thousand, two hundred twenty-four".