14278164 has 24 divisors (see below), whose sum is σ = 35275968. Its totient is φ = 4479360.

The previous prime is 14278163. The next prime is 14278207. The reversal of 14278164 is 46187241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14278163) 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 7 ways as a sum of consecutive naturals, for example, 34792 + ... + 35199.

It is an arithmetic number, because the mean of its divisors is an integer number (1469832).

Almost surely, 2^14278164 is an apocalyptic number.

It is an amenable number.

14278164 is an abundant number, since it is smaller than the sum of its proper divisors (20997804).

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

14278164 is a wasteful number, since it uses less digits than its factorization.

14278164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70015 (or 70013 counting only the distinct ones).

The product of its digits is 10752, while the sum is 33.

The square root of 14278164 is about 3778.6457891684. The cubic root of 14278164 is about 242.5999956050.

It can be divided in two parts, 142781 and 64, that added together give a triangular number (142845 = T₅₃₄).

The spelling of 14278164 in words is "fourteen million, two hundred seventy-eight thousand, one hundred sixty-four".