14399626 has 4 divisors (see below), whose sum is σ = 21599442. Its totient is φ = 7199812.

The previous prime is 14399621. The next prime is 14399653. The reversal of 14399626 is 62699341.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8994001 + 5405625 = 2999^2 + 2325^2 .

It is a super-4 number, since 4×14399626⁴ (a number of 30 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (14399621) 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, 3599905 + ... + 3599908.

Almost surely, 2^14399626 is an apocalyptic number.

14399626 is a deficient number, since it is larger than the sum of its proper divisors (7199816).

14399626 is an equidigital number, since it uses as much as digits as its factorization.

14399626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7199815.

The product of its digits is 69984, while the sum is 40.

The square root of 14399626 is about 3794.6839130552. The cubic root of 14399626 is about 243.2859735607.

The spelling of 14399626 in words is "fourteen million, three hundred ninety-nine thousand, six hundred twenty-six".