5144140 has 24 divisors (see below), whose sum is σ = 11152512. Its totient is φ = 1991040.

The previous prime is 5144137. The next prime is 5144141. The reversal of 5144140 is 414415.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5144141) 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, 3529 + ... + 4768.

It is an arithmetic number, because the mean of its divisors is an integer number (464688).

Almost surely, 2^5144140 is an apocalyptic number.

It is an amenable number.

5144140 is an abundant number, since it is smaller than the sum of its proper divisors (6008372).

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

5144140 is a wasteful number, since it uses less digits than its factorization.

5144140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8337 (or 8335 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 5144140 is about 2268.0696638331. The cubic root of 5144140 is about 172.6252258808.

Adding to 5144140 its reverse (414415), we get a palindrome (5558555).

The spelling of 5144140 in words is "five million, one hundred forty-four thousand, one hundred forty".