5500040 has 64 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 1739520.

The previous prime is 5500021. The next prime is 5500067. The reversal of 5500040 is 400055.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 5499988 and 5500024.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2885 + ... + 4395.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

Almost surely, 2^5500040 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 5500040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7620480).

5500040 is an abundant number, since it is smaller than the sum of its proper divisors (9740920).

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

5500040 is a wasteful number, since it uses less digits than its factorization.

5500040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1538 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 5500040 is about 2345.2164079249. The cubic root of 5500040 is about 176.5178446863.

Adding to 5500040 its reverse (400055), we get a palindrome (5900095).

The spelling of 5500040 in words is "five million, five hundred thousand, forty".