14428658 has 8 divisors (see below), whose sum is σ = 21857580. Its totient is φ = 7142800.

The previous prime is 14428649. The next prime is 14428663. The reversal of 14428658 is 85682441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14417209 + 11449 = 3797^2 + 107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35513 + ... + 35916.

Almost surely, 2^14428658 is an apocalyptic number.

14428658 is a deficient number, since it is larger than the sum of its proper divisors (7428922).

14428658 is a wasteful number, since it uses less digits than its factorization.

14428658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71532.

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

The square root of 14428658 is about 3798.5073384160. The cubic root of 14428658 is about 243.4493652330.

The spelling of 14428658 in words is "fourteen million, four hundred twenty-eight thousand, six hundred fifty-eight".