5130612 has 36 divisors (see below), whose sum is σ = 13218660. Its totient is φ = 1677312.

The previous prime is 5130607. The next prime is 5130623. The reversal of 5130612 is 2160315.

5130612 is a `hidden beast` number, since 51 + 3 + 0 + 612 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1648656 + 3481956 = 1284^2 + 1866^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 564 + ... + 3252.

It is an arithmetic number, because the mean of its divisors is an integer number (367185).

Almost surely, 2^5130612 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 5130612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6609330).

5130612 is an abundant number, since it is smaller than the sum of its proper divisors (8088048).

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

5130612 is a wasteful number, since it uses less digits than its factorization.

5130612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752 (or 2747 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5130612 is about 2265.0854288525. The cubic root of 5130612 is about 172.4737704290.

Adding to 5130612 its reverse (2160315), we get a palindrome (7290927).

The spelling of 5130612 in words is "five million, one hundred thirty thousand, six hundred twelve".