612336560 has 160 divisors (see below), whose sum is σ = 1668107520. Its totient is φ = 206668800.

The previous prime is 612336553. The next prime is 612336563. The reversal of 612336560 is 65633216.

612336560 = T₃₈₅ + T₃₈₆ + ... + T₁₅₅₀.

612336560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (612336563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 885815 + ... + 886505.

It is an arithmetic number, because the mean of its divisors is an integer number (10425672).

Almost surely, 2^612336560 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 612336560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834053760).

612336560 is an abundant number, since it is smaller than the sum of its proper divisors (1055770960).

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

612336560 is a wasteful number, since it uses less digits than its factorization.

612336560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 781 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 612336560 is about 24745.4351345859. The cubic root of 612336560 is about 849.1740812465.

Adding to 612336560 its reverse (65633216), we get a palindrome (677969776).

The spelling of 612336560 in words is "six hundred twelve million, three hundred thirty-six thousand, five hundred sixty".