5144040 has 128 divisors (see below), whose sum is σ = 18748800. Its totient is φ = 1244160.

The previous prime is 5144023. The next prime is 5144053. The reversal of 5144040 is 404415.

It is a super-2 number, since 2×5144040² = 52922295043200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11664 + ... + 12096.

It is an arithmetic number, because the mean of its divisors is an integer number (146475).

Almost surely, 2^5144040 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 5144040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9374400).

5144040 is an abundant number, since it is smaller than the sum of its proper divisors (13604760).

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

5144040 is a wasteful number, since it uses less digits than its factorization.

5144040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 454 counting only the distinct ones).

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

The square root of 5144040 is about 2268.0476185477. The cubic root of 5144040 is about 172.6241072854.

Adding to 5144040 its reverse (404415), we get a palindrome (5548455).

It can be divided in two parts, 514 and 4040, that added together give a palindrome (4554).

The spelling of 5144040 in words is "five million, one hundred forty-four thousand, forty".