5531130 has 96 divisors (see below), whose sum is σ = 16219008. Its totient is φ = 1296000.

The previous prime is 5531129. The next prime is 5531131. The reversal of 5531130 is 311355.

It is a happy number.

5531130 is a `hidden beast` number, since 5 + 531 + 130 = 666.

It is an interprime number because it is at equal distance from previous prime (5531129) and next prime (5531131).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36555 + ... + 36705.

It is an arithmetic number, because the mean of its divisors is an integer number (168948).

Almost surely, 2^5531130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5531130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8109504).

5531130 is an abundant number, since it is smaller than the sum of its proper divisors (10687878).

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

5531130 is a wasteful number, since it uses less digits than its factorization.

5531130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 5531130 is about 2351.8354534278. The cubic root of 5531130 is about 176.8498199452.

Adding to 5531130 its product of nonzero digits (225), we get a palindrome (5531355).

Adding to 5531130 its reverse (311355), we get a palindrome (5842485).

It can be divided in two parts, 5 and 531130, that added together give a palindrome (531135).

The spelling of 5531130 in words is "five million, five hundred thirty-one thousand, one hundred thirty".