14249220 has 24 divisors (see below), whose sum is σ = 39897984. Its totient is φ = 3799776.

The previous prime is 14249201. The next prime is 14249231. The reversal of 14249220 is 2294241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118684 + ... + 118803.

It is an arithmetic number, because the mean of its divisors is an integer number (1662416).

Almost surely, 2^14249220 is an apocalyptic number.

14249220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14249220 is an abundant number, since it is smaller than the sum of its proper divisors (25648764).

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

14249220 is a wasteful number, since it uses less digits than its factorization.

14249220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237499 (or 237497 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 14249220 is about 3774.8139026977. The cubic root of 14249220 is about 242.4359557377.

The spelling of 14249220 in words is "fourteen million, two hundred forty-nine thousand, two hundred twenty".