13562222 has 4 divisors (see below), whose sum is σ = 20343336. Its totient is φ = 6781110.

The previous prime is 13562183. The next prime is 13562251. The reversal of 13562222 is 22226531.

It is a semiprime because it is the product of two primes.

13562222 is a modest number, since divided by 2222 gives 1356 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390554 + ... + 3390557.

It is an arithmetic number, because the mean of its divisors is an integer number (5085834).

Almost surely, 2^13562222 is an apocalyptic number.

13562222 is a deficient number, since it is larger than the sum of its proper divisors (6781114).

13562222 is an equidigital number, since it uses as much as digits as its factorization.

13562222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6781113.

The product of its digits is 1440, while the sum is 23.

The square root of 13562222 is about 3682.6922217313. The cubic root of 13562222 is about 238.4754167168.

Adding to 13562222 its reverse (22226531), we get a palindrome (35788753).

The spelling of 13562222 in words is "thirteen million, five hundred sixty-two thousand, two hundred twenty-two".