14432857 has 2 divisors, whose sum is σ = 14432858. Its totient is φ = 14432856.

The previous prime is 14432851. The next prime is 14432867. The reversal of 14432857 is 75823441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10883401 + 3549456 = 3299^2 + 1884^2 .

It is a cyclic number.

It is not a de Polignac number, because 14432857 - 2⁷ = 14432729 is a prime.

It is a super-2 number, since 2×14432857² = 416614722364898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14432851) 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 as a sum of consecutive naturals, namely, 7216428 + 7216429.

It is an arithmetic number, because the mean of its divisors is an integer number (7216429).

Almost surely, 2^14432857 is an apocalyptic number.

It is an amenable number.

14432857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14432857 is an equidigital number, since it uses as much as digits as its factorization.

14432857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

The square root of 14432857 is about 3799.0600153196. The cubic root of 14432857 is about 243.4729789962.

The spelling of 14432857 in words is "fourteen million, four hundred thirty-two thousand, eight hundred fifty-seven".