14540814 has 96 divisors (see below), whose sum is σ = 36560160. Its totient is φ = 4147200.

The previous prime is 14540791. The next prime is 14540821. The reversal of 14540814 is 41804541.

It is a happy number.

14540814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×14540814² = 422870543565192, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 238344 + ... + 238404.

It is an arithmetic number, because the mean of its divisors is an integer number (380835).

Almost surely, 2^14540814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14540814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18280080).

14540814 is an abundant number, since it is smaller than the sum of its proper divisors (22019346).

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

14540814 is a wasteful number, since it uses less digits than its factorization.

14540814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 14540814 is about 3813.2419278089. The cubic root of 14540814 is about 244.0785266376.

The spelling of 14540814 in words is "fourteen million, five hundred forty thousand, eight hundred fourteen".