5540500 has 48 divisors (see below), whose sum is σ = 13837824. Its totient is φ = 1898400.

The previous prime is 5540497. The next prime is 5540519. The reversal of 5540500 is 50455.

It is a happy number.

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, 2709 + ... + 4291.

It is an arithmetic number, because the mean of its divisors is an integer number (288288).

Almost surely, 2^5540500 is an apocalyptic number.

5540500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5540500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6918912).

5540500 is an abundant number, since it is smaller than the sum of its proper divisors (8297324).

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

5540500 is a wasteful number, since it uses less digits than its factorization.

5540500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 5540500 is about 2353.8266716137. The cubic root of 5540500 is about 176.9496276377.

Adding to 5540500 its reverse (50455), we get a palindrome (5590955).

The spelling of 5540500 in words is "five million, five hundred forty thousand, five hundred".