14534140 has 12 divisors (see below), whose sum is σ = 30521736. Its totient is φ = 5813648.

The previous prime is 14534111. The next prime is 14534141. The reversal of 14534140 is 4143541.

It is a super-2 number, since 2×14534140² = 422482451079200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14534141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363334 + ... + 363373.

It is an arithmetic number, because the mean of its divisors is an integer number (2543478).

Almost surely, 2^14534140 is an apocalyptic number.

14534140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14534140 is an abundant number, since it is smaller than the sum of its proper divisors (15987596).

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

14534140 is a wasteful number, since it uses less digits than its factorization.

14534140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726716 (or 726714 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 14534140 is about 3812.3667189818. The cubic root of 14534140 is about 244.0411782155.

Adding to 14534140 its reverse (4143541), we get a palindrome (18677681).

The spelling of 14534140 in words is "fourteen million, five hundred thirty-four thousand, one hundred forty".