14422457 has 4 divisors (see below), whose sum is σ = 16482816. Its totient is φ = 12362100.

The previous prime is 14422451. The next prime is 14422459. The reversal of 14422457 is 75422441.

14422457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75422441 = 109 ⋅691949.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14422457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14422451) 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, 1030169 + ... + 1030182.

It is an arithmetic number, because the mean of its divisors is an integer number (4120704).

Almost surely, 2^14422457 is an apocalyptic number.

It is an amenable number.

14422457 is a deficient number, since it is larger than the sum of its proper divisors (2060359).

14422457 is an equidigital number, since it uses as much as digits as its factorization.

14422457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060358.

The product of its digits is 8960, while the sum is 29.

The square root of 14422457 is about 3797.6910090211. The cubic root of 14422457 is about 243.4144845156.

Adding to 14422457 its reverse (75422441), we get a palindrome (89844898).

The spelling of 14422457 in words is "fourteen million, four hundred twenty-two thousand, four hundred fifty-seven".