22440833 has 8 divisors (see below), whose sum is σ = 24403752. Its totient is φ = 20549376.

The previous prime is 22440763. The next prime is 22440841. The reversal of 22440833 is 33804422.

It can be written as a sum of positive squares in 4 ways, for example, as 13126129 + 9314704 = 3623^2 + 3052^2 .

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 22440833 - 2¹² = 22436737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22440133) 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, 17210 + ... + 18467.

It is an arithmetic number, because the mean of its divisors is an integer number (3050469).

Almost surely, 2^22440833 is an apocalyptic number.

It is an amenable number.

22440833 is a deficient number, since it is larger than the sum of its proper divisors (1962919).

22440833 is a wasteful number, since it uses less digits than its factorization.

22440833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35731.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 22440833 is about 4737.1756353338. The cubic root of 22440833 is about 282.0631324206.

The spelling of 22440833 in words is "twenty-two million, four hundred forty thousand, eight hundred thirty-three".