13422066 has 32 divisors (see below), whose sum is σ = 30807168. Its totient is φ = 3818880.

The previous prime is 13422049. The next prime is 13422067. The reversal of 13422066 is 66022431.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13422067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12636 + ... + 13656.

It is an arithmetic number, because the mean of its divisors is an integer number (962724).

Almost surely, 2^13422066 is an apocalyptic number.

13422066 is an abundant number, since it is smaller than the sum of its proper divisors (17385102).

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

13422066 is a wasteful number, since it uses less digits than its factorization.

13422066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13422066 is about 3663.6137896891. The cubic root of 13422066 is about 237.6510787598.

Adding to 13422066 its reverse (66022431), we get a palindrome (79444497).

The spelling of 13422066 in words is "thirteen million, four hundred twenty-two thousand, sixty-six".