22040799 has 8 divisors (see below), whose sum is σ = 32059392. Its totient is φ = 13358040.

The previous prime is 22040773. The next prime is 22040801. The reversal of 22040799 is 99704022.

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

It is a de Polignac number, because none of the positive numbers 2^k-22040799 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 667903 = 22040799 / (2 + 2 + 0 + 4 + 0 + 7 + 9 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040749) 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, 333919 + ... + 333984.

It is an arithmetic number, because the mean of its divisors is an integer number (4007424).

Almost surely, 2^22040799 is an apocalyptic number.

22040799 is a deficient number, since it is larger than the sum of its proper divisors (10018593).

22040799 is a wasteful number, since it uses less digits than its factorization.

22040799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667917.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 22040799 is about 4694.7629333120. The cubic root of 22040799 is about 280.3770388327.

The spelling of 22040799 in words is "twenty-two million, forty thousand, seven hundred ninety-nine".