612035320 has 64 divisors (see below), whose sum is σ = 1508220000. Its totient is φ = 222140928.

The previous prime is 612035311. The next prime is 612035323. The reversal of 612035320 is 23530216.

It is a junction number, because it is equal to n+sod(n) for n = 612035291 and 612035300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612035323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20706 + ... + 40654.

Almost surely, 2^612035320 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 612035320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (754110000).

612035320 is an abundant number, since it is smaller than the sum of its proper divisors (896184680).

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

612035320 is a wasteful number, since it uses less digits than its factorization.

612035320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20032 (or 20028 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 612035320 is about 24739.3476065963. The cubic root of 612035320 is about 849.0348075331.

Adding to 612035320 its reverse (23530216), we get a palindrome (635565536).

The spelling of 612035320 in words is "six hundred twelve million, thirty-five thousand, three hundred twenty".