14949478 has 16 divisors (see below), whose sum is σ = 23016960. Its totient is φ = 7278856.

The previous prime is 14949463. The next prime is 14949491. The reversal of 14949478 is 87494941.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 33525 + ... + 33967.

It is an arithmetic number, because the mean of its divisors is an integer number (1438560).

Almost surely, 2^14949478 is an apocalyptic number.

14949478 is a deficient number, since it is larger than the sum of its proper divisors (8067482).

14949478 is a wasteful number, since it uses less digits than its factorization.

14949478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851.

The product of its digits is 290304, while the sum is 46.

The square root of 14949478 is about 3866.4554827387. The cubic root of 14949478 is about 246.3440116191.

The spelling of 14949478 in words is "fourteen million, nine hundred forty-nine thousand, four hundred seventy-eight".