5505840 has 80 divisors (see below), whose sum is σ = 18972000. Its totient is φ = 1467648.

The previous prime is 5505811. The next prime is 5505869. The reversal of 5505840 is 485055.

5505840 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5505811) and next prime (5505869).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886 + ... + 3434.

It is an arithmetic number, because the mean of its divisors is an integer number (237150).

Almost surely, 2^5505840 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 5505840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9486000).

5505840 is an abundant number, since it is smaller than the sum of its proper divisors (13466160).

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

5505840 is a wasteful number, since it uses less digits than its factorization.

5505840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571 (or 2559 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 5505840 is about 2346.4526417552. The cubic root of 5505840 is about 176.5798711340.

The spelling of 5505840 in words is "five million, five hundred five thousand, eight hundred forty".