22236855 has 8 divisors (see below), whose sum is σ = 35578992. Its totient is φ = 11859648.

The previous prime is 22236853. The next prime is 22236887. The reversal of 22236855 is 55863222.

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

It is not a de Polignac number, because 22236855 - 2¹ = 22236853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22236853) 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, 741214 + ... + 741243.

It is an arithmetic number, because the mean of its divisors is an integer number (4447374).

Almost surely, 2^22236855 is an apocalyptic number.

22236855 is a deficient number, since it is larger than the sum of its proper divisors (13342137).

22236855 is a wasteful number, since it uses less digits than its factorization.

22236855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482465.

The product of its digits is 28800, while the sum is 33.

The square root of 22236855 is about 4715.5969929586. The cubic root of 22236855 is about 281.2059170414.

The spelling of 22236855 in words is "twenty-two million, two hundred thirty-six thousand, eight hundred fifty-five".