13822005 has 8 divisors (see below), whose sum is σ = 22115232. Its totient is φ = 7371728.

The previous prime is 13821971. The next prime is 13822007. The reversal of 13822005 is 50022831.

13822005 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 13822005 - 2¹⁰ = 13820981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13822007) 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, 460719 + ... + 460748.

It is an arithmetic number, because the mean of its divisors is an integer number (2764404).

Almost surely, 2^13822005 is an apocalyptic number.

13822005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13822005 is a deficient number, since it is larger than the sum of its proper divisors (8293227).

13822005 is an equidigital number, since it uses as much as digits as its factorization.

13822005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921475.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 13822005 is about 3717.7957178952. The cubic root of 13822005 is about 239.9884543057.

Adding to 13822005 its reverse (50022831), we get a palindrome (63844836).

The spelling of 13822005 in words is "thirteen million, eight hundred twenty-two thousand, five".