5430040 has 128 divisors (see below), whose sum is σ = 15966720. Its totient is φ = 1612800.

The previous prime is 5430023. The next prime is 5430043. The reversal of 5430040 is 400345.

It is a junction number, because it is equal to n+sod(n) for n = 5429996 and 5430023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126259 + ... + 126301.

It is an arithmetic number, because the mean of its divisors is an integer number (124740).

Almost surely, 2^5430040 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 5430040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7983360).

5430040 is an abundant number, since it is smaller than the sum of its proper divisors (10536680).

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

5430040 is a wasteful number, since it uses less digits than its factorization.

5430040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 5430040 is about 2330.2446223519. The cubic root of 5430040 is about 175.7657869427.

Adding to 5430040 its reverse (400345), we get a palindrome (5830385).

The spelling of 5430040 in words is "five million, four hundred thirty thousand, forty".