5404540 has 48 divisors (see below), whose sum is σ = 12257280. Its totient is φ = 1995840.

The previous prime is 5404537. The next prime is 5404559. The reversal of 5404540 is 454045.

5404540 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×5404540² = 58418105223200, which contains 22 as substring.

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, 14071 + ... + 14449.

It is an arithmetic number, because the mean of its divisors is an integer number (255360).

Almost surely, 2^5404540 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 5404540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6128640).

5404540 is an abundant number, since it is smaller than the sum of its proper divisors (6852740).

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

5404540 is a wasteful number, since it uses less digits than its factorization.

5404540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 5404540 is about 2324.7666549570. The cubic root of 5404540 is about 175.4902173371.

Adding to 5404540 its reverse (454045), we get a palindrome (5858585).

The spelling of 5404540 in words is "five million, four hundred four thousand, five hundred forty".