22106418 has 16 divisors (see below), whose sum is σ = 44836416. Its totient is φ = 7264880.

The previous prime is 22106417. The next prime is 22106423. The reversal of 22106418 is 81460122.

It is not an unprimeable number, because it can be changed into a prime (22106411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25521 + ... + 26372.

It is an arithmetic number, because the mean of its divisors is an integer number (2802276).

Almost surely, 2^22106418 is an apocalyptic number.

22106418 is an abundant number, since it is smaller than the sum of its proper divisors (22729998).

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

22106418 is a wasteful number, since it uses less digits than its factorization.

22106418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51969.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 22106418 is about 4701.7462713337. The cubic root of 22106418 is about 280.6550056622.

The spelling of 22106418 in words is "twenty-two million, one hundred six thousand, four hundred eighteen".