13422906 has 24 divisors (see below), whose sum is σ = 33237984. Its totient is φ = 3835080.

The previous prime is 13422883. The next prime is 13422917. The reversal of 13422906 is 60922431.

13422906 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

13422906 is strictly pandigital in base 8.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13422906.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53140 + ... + 53391.

It is an arithmetic number, because the mean of its divisors is an integer number (1384916).

Almost surely, 2^13422906 is an apocalyptic number.

13422906 is an abundant number, since it is smaller than the sum of its proper divisors (19815078).

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

13422906 is a wasteful number, since it uses less digits than its factorization.

13422906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106546 (or 106543 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 13422906 is about 3663.7284288004. The cubic root of 13422906 is about 237.6560363359.

The spelling of 13422906 in words is "thirteen million, four hundred twenty-two thousand, nine hundred six".