14388550 has 24 divisors (see below), whose sum is σ = 29196792. Its totient is φ = 5232000.

The previous prime is 14388503. The next prime is 14388551. The reversal of 14388550 is 5588341.

It is a super-2 number, since 2×14388550² = 414060742205000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14388551) 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, 12531 + ... + 13630.

It is an arithmetic number, because the mean of its divisors is an integer number (1216533).

Almost surely, 2^14388550 is an apocalyptic number.

14388550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14388550 is an abundant number, since it is smaller than the sum of its proper divisors (14808242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14388550 is a wasteful number, since it uses less digits than its factorization.

14388550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26184 (or 26179 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 14388550 is about 3793.2242222152. The cubic root of 14388550 is about 243.2235801200.

The spelling of 14388550 in words is "fourteen million, three hundred eighty-eight thousand, five hundred fifty".