22661733 has 8 divisors (see below), whose sum is σ = 30397248. Its totient is φ = 15017024.

The previous prime is 22661729. The next prime is 22661747. The reversal of 22661733 is 33716622.

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 22661733 - 2² = 22661729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22661733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22661333) 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, 22116 + ... + 23117.

It is an arithmetic number, because the mean of its divisors is an integer number (3799656).

Almost surely, 2^22661733 is an apocalyptic number.

It is an amenable number.

22661733 is a deficient number, since it is larger than the sum of its proper divisors (7735515).

22661733 is a wasteful number, since it uses less digits than its factorization.

22661733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45403.

The product of its digits is 9072, while the sum is 30.

The square root of 22661733 is about 4760.4341188593. The cubic root of 22661733 is about 282.9856235960.

The spelling of 22661733 in words is "twenty-two million, six hundred sixty-one thousand, seven hundred thirty-three".