14442478 has 8 divisors (see below), whose sum is σ = 21685968. Its totient is φ = 7213824.

The previous prime is 14442473. The next prime is 14442479. The reversal of 14442478 is 87424441.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14442473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826 + ... + 5437.

It is an arithmetic number, because the mean of its divisors is an integer number (2710746).

Almost surely, 2^14442478 is an apocalyptic number.

14442478 is a deficient number, since it is larger than the sum of its proper divisors (7243490).

14442478 is a wasteful number, since it uses less digits than its factorization.

14442478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7418.

The product of its digits is 28672, while the sum is 34.

The square root of 14442478 is about 3800.3260386446. The cubic root of 14442478 is about 243.5270669989.

The spelling of 14442478 in words is "fourteen million, four hundred forty-two thousand, four hundred seventy-eight".