13819224 has 32 divisors (see below), whose sum is σ = 34896240. Its totient is φ = 4560000.

The previous prime is 13819217. The next prime is 13819231. The reversal of 13819224 is 42291831.

It is an interprime number because it is at equal distance from previous prime (13819217) and next prime (13819231).

It is a junction number, because it is equal to n+sod(n) for n = 13819191 and 13819200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427 + ... + 5274.

Almost surely, 2^13819224 is an apocalyptic number.

It is an amenable number.

13819224 is an abundant number, since it is smaller than the sum of its proper divisors (21077016).

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

13819224 is a wasteful number, since it uses less digits than its factorization.

13819224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811 (or 5807 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 13819224 is about 3717.4216871375. The cubic root of 13819224 is about 239.9723579275.

The spelling of 13819224 in words is "thirteen million, eight hundred nineteen thousand, two hundred twenty-four".