14399375 has 10 divisors (see below), whose sum is σ = 17994240. Its totient is φ = 11519000.

The previous prime is 14399369. The next prime is 14399377. The reversal of 14399375 is 57399341.

It is not a de Polignac number, because 14399375 - 2¹² = 14395279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14399377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10895 + ... + 12144.

It is an arithmetic number, because the mean of its divisors is an integer number (1799424).

Almost surely, 2^14399375 is an apocalyptic number.

14399375 is a deficient number, since it is larger than the sum of its proper divisors (3594865).

14399375 is an frugal number, since it uses more digits than its factorization.

14399375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23059 (or 23044 counting only the distinct ones).

The product of its digits is 102060, while the sum is 41.

The square root of 14399375 is about 3794.6508403277. The cubic root of 14399375 is about 243.2845599792.

The spelling of 14399375 in words is "fourteen million, three hundred ninety-nine thousand, three hundred seventy-five".