5519730 has 64 divisors (see below), whose sum is σ = 14307840. Its totient is φ = 1357824.

The previous prime is 5519719. The next prime is 5519737. The reversal of 5519730 is 379155.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5519737) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 40222 + ... + 40358.

It is an arithmetic number, because the mean of its divisors is an integer number (223560).

Almost surely, 2^5519730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5519730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7153920).

5519730 is an abundant number, since it is smaller than the sum of its proper divisors (8788110).

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

5519730 is a wasteful number, since it uses less digits than its factorization.

5519730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243.

The product of its (nonzero) digits is 4725, while the sum is 30.

The square root of 5519730 is about 2349.4105643757. The cubic root of 5519730 is about 176.7282369155.

The spelling of 5519730 in words is "five million, five hundred nineteen thousand, seven hundred thirty".