5430840 has 64 divisors (see below), whose sum is σ = 16450560. Its totient is φ = 1434240.

The previous prime is 5430839. The next prime is 5430851. The reversal of 5430840 is 480345.

It is a happy number.

5430840 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 5430840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19905 + ... + 20175.

It is an arithmetic number, because the mean of its divisors is an integer number (257040).

Almost surely, 2^5430840 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 5430840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8225280).

5430840 is an abundant number, since it is smaller than the sum of its proper divisors (11019720).

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

5430840 is a wasteful number, since it uses less digits than its factorization.

5430840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 5430840 is about 2330.4162718278. The cubic root of 5430840 is about 175.7744182925.

The spelling of 5430840 in words is "five million, four hundred thirty thousand, eight hundred forty".