14422405 has 4 divisors (see below), whose sum is σ = 17306892. Its totient is φ = 11537920.

The previous prime is 14422381. The next prime is 14422417. The reversal of 14422405 is 50422441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50422441 = 859 ⋅58699.

It can be written as a sum of positive squares in 2 ways, for example, as 8767521 + 5654884 = 2961^2 + 2378^2 .

It is not a de Polignac number, because 14422405 - 2¹⁵ = 14389637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442236 + ... + 1442245.

It is an arithmetic number, because the mean of its divisors is an integer number (4326723).

Almost surely, 2^14422405 is an apocalyptic number.

It is an amenable number.

14422405 is a deficient number, since it is larger than the sum of its proper divisors (2884487).

14422405 is an equidigital number, since it uses as much as digits as its factorization.

14422405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884486.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 14422405 is about 3797.6841627497. The cubic root of 14422405 is about 243.4141919725.

Adding to 14422405 its reverse (50422441), we get a palindrome (64844846).

The spelling of 14422405 in words is "fourteen million, four hundred twenty-two thousand, four hundred five".