14945447 has 8 divisors (see below), whose sum is σ = 16745232. Its totient is φ = 13219200.

The previous prime is 14945407. The next prime is 14945449. The reversal of 14945447 is 74454941.

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

It is a cyclic number.

It is not a de Polignac number, because 14945447 - 2⁶ = 14945383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14945447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14945449) by changing a digit.

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, 17954 + ... + 18767.

It is an arithmetic number, because the mean of its divisors is an integer number (2093154).

Almost surely, 2^14945447 is an apocalyptic number.

14945447 is a deficient number, since it is larger than the sum of its proper divisors (1799785).

14945447 is a wasteful number, since it uses less digits than its factorization.

14945447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36769.

The product of its digits is 80640, while the sum is 38.

The square root of 14945447 is about 3865.9341691239. The cubic root of 14945447 is about 246.3218681040.

The spelling of 14945447 in words is "fourteen million, nine hundred forty-five thousand, four hundred forty-seven".