14140056 has 64 divisors (see below), whose sum is σ = 42785280. Its totient is φ = 3801600.

The previous prime is 14140051. The next prime is 14140097. The reversal of 14140056 is 65004141.

14140056 = 904² + 905² + ... + 920².

14140056 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

14140056 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14140051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381 + ... + 5331.

It is an arithmetic number, because the mean of its divisors is an integer number (668520).

Almost surely, 2^14140056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14140056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21392640).

14140056 is an abundant number, since it is smaller than the sum of its proper divisors (28645224).

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

14140056 is a wasteful number, since it uses less digits than its factorization.

14140056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4984 (or 4980 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 14140056 is about 3760.3265815618. The cubic root of 14140056 is about 241.8152632426.

Adding to 14140056 its reverse (65004141), we get a palindrome (79144197).

The spelling of 14140056 in words is "fourteen million, one hundred forty thousand, fifty-six".