13420222 has 8 divisors (see below), whose sum is σ = 20150856. Its totient is φ = 6703272.

The previous prime is 13420193. The next prime is 13420223. The reversal of 13420222 is 22202431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13420196 and 13420205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13420223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453 + ... + 5200.

It is an arithmetic number, because the mean of its divisors is an integer number (2518857).

Almost surely, 2^13420222 is an apocalyptic number.

13420222 is a deficient number, since it is larger than the sum of its proper divisors (6730634).

13420222 is a wasteful number, since it uses less digits than its factorization.

13420222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6842.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 13420222 is about 3663.3621169631. The cubic root of 13420222 is about 237.6401949744.

Adding to 13420222 its reverse (22202431), we get a palindrome (35622653).

The spelling of 13420222 in words is "thirteen million, four hundred twenty thousand, two hundred twenty-two".