22106455 has 8 divisors (see below), whose sum is σ = 30317472. Its totient is φ = 15158688.

The previous prime is 22106437. The next prime is 22106467. The reversal of 22106455 is 55460122.

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

It is a cyclic number.

It is not a de Polignac number, because 22106455 - 2⁵ = 22106423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315772 + ... + 315841.

It is an arithmetic number, because the mean of its divisors is an integer number (3789684).

Almost surely, 2^22106455 is an apocalyptic number.

22106455 is a deficient number, since it is larger than the sum of its proper divisors (8211017).

22106455 is an equidigital number, since it uses as much as digits as its factorization.

22106455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631625.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 22106455 is about 4701.7502060403. The cubic root of 22106455 is about 280.6551622416.

Adding to 22106455 its reverse (55460122), we get a palindrome (77566577).

The spelling of 22106455 in words is "twenty-two million, one hundred six thousand, four hundred fifty-five".