22366635 has 8 divisors (see below), whose sum is σ = 35786640. Its totient is φ = 11928864.

The previous prime is 22366621. The next prime is 22366637. The reversal of 22366635 is 53666322.

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

It is not a de Polignac number, because 22366635 - 2¹⁵ = 22333867 is a prime.

It is a super-2 number, since 2×22366635² = 1000532722446450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 22366596 and 22366605.

It is not an unprimeable number, because it can be changed into a prime (22366637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745540 + ... + 745569.

It is an arithmetic number, because the mean of its divisors is an integer number (4473330).

Almost surely, 2^22366635 is an apocalyptic number.

22366635 is a deficient number, since it is larger than the sum of its proper divisors (13420005).

22366635 is a wasteful number, since it uses less digits than its factorization.

22366635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491117.

The product of its digits is 38880, while the sum is 33.

The square root of 22366635 is about 4729.3376914744. The cubic root of 22366635 is about 281.7519195426.

The spelling of 22366635 in words is "twenty-two million, three hundred sixty-six thousand, six hundred thirty-five".