13704222 has 32 divisors (see below), whose sum is σ = 31968000. Its totient is φ = 3914904.

The previous prime is 13704203. The next prime is 13704241. The reversal of 13704222 is 22240731.

It is an interprime number because it is at equal distance from previous prime (13704203) and next prime (13704241).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1272 + ... + 5387.

It is an arithmetic number, because the mean of its divisors is an integer number (999000).

Almost surely, 2^13704222 is an apocalyptic number.

13704222 is an abundant number, since it is smaller than the sum of its proper divisors (18263778).

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

13704222 is an equidigital number, since it uses as much as digits as its factorization.

13704222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6685 (or 6671 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 13704222 is about 3701.9213930066. The cubic root of 13704222 is about 239.3048286251.

Adding to 13704222 its reverse (22240731), we get a palindrome (35944953).

The spelling of 13704222 in words is "thirteen million, seven hundred four thousand, two hundred twenty-two".