13224546 has 24 divisors (see below), whose sum is σ = 29715504. Its totient is φ = 4408020.

The previous prime is 13224539. The next prime is 13224559. The reversal of 13224546 is 64542231.

It is a super-2 number, since 2×13224546² = 349777233812232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13120 + ... + 14091.

It is an arithmetic number, because the mean of its divisors is an integer number (1238146).

Almost surely, 2^13224546 is an apocalyptic number.

13224546 is an abundant number, since it is smaller than the sum of its proper divisors (16490958).

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

13224546 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 8 representation: 13224546 = (62345142)₈.

13224546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27228 (or 27216 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 13224546 is about 3636.5568880467. The cubic root of 13224546 is about 236.4795501301.

Adding to 13224546 its reverse (64542231), we get a palindrome (77766777).

The spelling of 13224546 in words is "thirteen million, two hundred twenty-four thousand, five hundred forty-six".