22622355 has 64 divisors (see below), whose sum is σ = 47278080. Its totient is φ = 10046592.

The previous prime is 22622351. The next prime is 22622371. The reversal of 22622355 is 55322622.

22622355 is a `hidden beast` number, since 2 + 2 + 622 + 35 + 5 = 666.

It is not a de Polignac number, because 22622355 - 2² = 22622351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22622351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34642 + ... + 35288.

It is an arithmetic number, because the mean of its divisors is an integer number (738720).

Almost surely, 2^22622355 is an apocalyptic number.

22622355 is an abundant number, since it is smaller than the sum of its proper divisors (24655725).

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

22622355 is a wasteful number, since it uses less digits than its factorization.

22622355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705 (or 699 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 22622355 is about 4756.2963532564. The cubic root of 22622355 is about 282.8216192434.

22622355 divided by its sum of digits (27) gives a triangular number (837865 = T₁₂₉₄).

Adding to 22622355 its reverse (55322622), we get a palindrome (77944977).

The spelling of 22622355 in words is "twenty-two million, six hundred twenty-two thousand, three hundred fifty-five".