14666445 has 12 divisors (see below), whose sum is σ = 25421916. Its totient is φ = 7822080.

The previous prime is 14666437. The next prime is 14666447. The reversal of 14666445 is 54466641.

It can be written as a sum of positive squares in 2 ways, for example, as 9162729 + 5503716 = 3027^2 + 2346^2 .

It is not a de Polignac number, because 14666445 - 2³ = 14666437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14666447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162916 + ... + 163005.

It is an arithmetic number, because the mean of its divisors is an integer number (2118493).

Almost surely, 2^14666445 is an apocalyptic number.

14666445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14666445 is a deficient number, since it is larger than the sum of its proper divisors (10755471).

14666445 is a wasteful number, since it uses less digits than its factorization.

14666445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325932 (or 325929 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 14666445 is about 3829.6794905057. The cubic root of 14666445 is about 244.7794488867.

The spelling of 14666445 in words is "fourteen million, six hundred sixty-six thousand, four hundred forty-five".