13227400 has 24 divisors (see below), whose sum is σ = 30754170. Its totient is φ = 5290880.

The previous prime is 13227397. The next prime is 13227413. The reversal of 13227400 is 472231.

It can be written as a sum of positive squares in 3 ways, for example, as 11573604 + 1653796 = 3402^2 + 1286^2 .

It is a super-2 number, since 2×13227400² = 349928221520000, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 32869 + ... + 33268.

Almost surely, 2^13227400 is an apocalyptic number.

13227400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13227400 is an abundant number, since it is smaller than the sum of its proper divisors (17526770).

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

13227400 is a wasteful number, since it uses less digits than its factorization.

13227400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66153 (or 66144 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 13227400 is about 3636.9492710237. The cubic root of 13227400 is about 236.4965605210.

Adding to 13227400 its reverse (472231), we get a palindrome (13699631).

The spelling of 13227400 in words is "thirteen million, two hundred twenty-seven thousand, four hundred".