14428586 has 4 divisors (see below), whose sum is σ = 21642882. Its totient is φ = 7214292.

The previous prime is 14428559. The next prime is 14428643. The reversal of 14428586 is 68582441.

It is a happy number.

14428586 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 an emirpimes, since its reverse is a distinct semiprime: 68582441 = 691 ⋅99251.

It can be written as a sum of positive squares in only one way, i.e., 11689561 + 2739025 = 3419^2 + 1655^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607145 + ... + 3607148.

Almost surely, 2^14428586 is an apocalyptic number.

14428586 is a deficient number, since it is larger than the sum of its proper divisors (7214296).

14428586 is an equidigital number, since it uses as much as digits as its factorization.

14428586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7214295.

The product of its digits is 61440, while the sum is 38.

The square root of 14428586 is about 3798.4978609972. The cubic root of 14428586 is about 243.4489602893.

The spelling of 14428586 in words is "fourteen million, four hundred twenty-eight thousand, five hundred eighty-six".