14578138 has 8 divisors (see below), whose sum is σ = 22084020. Its totient is φ = 7216800.

The previous prime is 14578121. The next prime is 14578147. The reversal of 14578138 is 83187541.

It can be written as a sum of positive squares in 2 ways, for example, as 14569489 + 8649 = 3817^2 + 93^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 14578097 and 14578106.

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, 35883 + ... + 36286.

Almost surely, 2^14578138 is an apocalyptic number.

14578138 is a deficient number, since it is larger than the sum of its proper divisors (7505882).

14578138 is a wasteful number, since it uses less digits than its factorization.

14578138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72272.

The product of its digits is 26880, while the sum is 37.

The square root of 14578138 is about 3818.1327897285. The cubic root of 14578138 is about 244.2871853685.

The spelling of 14578138 in words is "fourteen million, five hundred seventy-eight thousand, one hundred thirty-eight".