14399455 has 16 divisors (see below), whose sum is σ = 19865664. Its totient is φ = 9815040.

The previous prime is 14399443. The next prime is 14399461. The reversal of 14399455 is 55499341.

It is not a de Polignac number, because 14399455 - 2⁵ = 14399423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5199 + ... + 7471.

It is an arithmetic number, because the mean of its divisors is an integer number (1241604).

Almost surely, 2^14399455 is an apocalyptic number.

14399455 is a deficient number, since it is larger than the sum of its proper divisors (5466209).

14399455 is a wasteful number, since it uses less digits than its factorization.

14399455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466.

The product of its digits is 97200, while the sum is 40.

The square root of 14399455 is about 3794.6613814674. The cubic root of 14399455 is about 243.2850105249.

The spelling of 14399455 in words is "fourteen million, three hundred ninety-nine thousand, four hundred fifty-five".