22069799 has 4 divisors (see below), whose sum is σ = 22781760. Its totient is φ = 21357840.

The previous prime is 22069787. The next prime is 22069819. The reversal of 22069799 is 99796022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22069799 - 2⁸ = 22069543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22069709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355934 + ... + 355995.

It is an arithmetic number, because the mean of its divisors is an integer number (5695440).

Almost surely, 2^22069799 is an apocalyptic number.

22069799 is a deficient number, since it is larger than the sum of its proper divisors (711961).

22069799 is an equidigital number, since it uses as much as digits as its factorization.

22069799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711960.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 22069799 is about 4697.8504659046. The cubic root of 22069799 is about 280.4999528683.

The spelling of 22069799 in words is "twenty-two million, sixty-nine thousand, seven hundred ninety-nine".