14457969 has 12 divisors (see below), whose sum is σ = 20920900. Its totient is φ = 9621504.

The previous prime is 14457959. The next prime is 14458001. The reversal of 14457969 is 96975441.

14457969 is a `hidden beast` number, since 14 + 4 + 579 + 69 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9529569 + 4928400 = 3087^2 + 2220^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14457969 is a prime.

It is a super-2 number, since 2×14457969² = 418065735209922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14457929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5877 + ... + 7965.

Almost surely, 2^14457969 is an apocalyptic number.

It is an amenable number.

14457969 is a deficient number, since it is larger than the sum of its proper divisors (6462931).

14457969 is a wasteful number, since it uses less digits than its factorization.

14457969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864 (or 2861 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 14457969 is about 3802.3636070213. The cubic root of 14457969 is about 243.6141049207.

The spelling of 14457969 in words is "fourteen million, four hundred fifty-seven thousand, nine hundred sixty-nine".