14422557 has 4 divisors (see below), whose sum is σ = 19230080. Its totient is φ = 9615036.

The previous prime is 14422547. The next prime is 14422571. The reversal of 14422557 is 75522441.

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: 75522441 = 3 ⋅25174147.

It is not a de Polignac number, because 14422557 - 2¹⁴ = 14406173 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 (14422547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2403757 + ... + 2403762.

It is an arithmetic number, because the mean of its divisors is an integer number (4807520).

Almost surely, 2^14422557 is an apocalyptic number.

It is an amenable number.

14422557 is a deficient number, since it is larger than the sum of its proper divisors (4807523).

14422557 is an equidigital number, since it uses as much as digits as its factorization.

14422557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4807522.

The product of its digits is 11200, while the sum is 30.

The square root of 14422557 is about 3797.7041748930. The cubic root of 14422557 is about 243.4150470964.

Adding to 14422557 its reverse (75522441), we get a palindrome (89944998).

The spelling of 14422557 in words is "fourteen million, four hundred twenty-two thousand, five hundred fifty-seven".