14214240 has 72 divisors (see below), whose sum is σ = 48511008. Its totient is φ = 3790080.

The previous prime is 14214203. The next prime is 14214289. The reversal of 14214240 is 4241241.

14214240 is a `hidden beast` number, since 1 + 421 + 4 + 240 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3496 + ... + 6375.

It is an arithmetic number, because the mean of its divisors is an integer number (673764).

Almost surely, 2^14214240 is an apocalyptic number.

14214240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14214240 is an abundant number, since it is smaller than the sum of its proper divisors (34296768).

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

14214240 is a wasteful number, since it uses less digits than its factorization.

14214240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9892 (or 9881 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 14214240 is about 3770.1777146442. The cubic root of 14214240 is about 242.2374101647.

Adding to 14214240 its reverse (4241241), we get a palindrome (18455481).

The spelling of 14214240 in words is "fourteen million, two hundred fourteen thousand, two hundred forty".