14540040 has 64 divisors (see below), whose sum is σ = 48470400. Its totient is φ = 3877056.

The previous prime is 14540039. The next prime is 14540047. The reversal of 14540040 is 4004541.

It is a super-2 number, since 2×14540040² = 422825526403200, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 14539995 and 14540022.

It is not an unprimeable number, because it can be changed into a prime (14540047) 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 15 ways as a sum of consecutive naturals, for example, 5652 + ... + 7811.

It is an arithmetic number, because the mean of its divisors is an integer number (757350).

Almost surely, 2^14540040 is an apocalyptic number.

14540040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14540040 is an abundant number, since it is smaller than the sum of its proper divisors (33930360).

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

14540040 is a wasteful number, since it uses less digits than its factorization.

14540040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13483 (or 13473 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 14540040 is about 3813.1404380117. The cubic root of 14540040 is about 244.0741958362.

Adding to 14540040 its reverse (4004541), we get a palindrome (18544581).

The spelling of 14540040 in words is "fourteen million, five hundred forty thousand, forty".