612216060 has 48 divisors (see below), whose sum is σ = 1760541216. Its totient is φ = 158844672.

The previous prime is 612215999. The next prime is 612216067. The reversal of 612216060 is 60612216.

It is a self number, because there is not a number n which added to its sum of digits gives 612216060.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612216067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135667 + ... + 140106.

It is an arithmetic number, because the mean of its divisors is an integer number (36677942).

Almost surely, 2^612216060 is an apocalyptic number.

612216060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

612216060 is an abundant number, since it is smaller than the sum of its proper divisors (1148325156).

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

612216060 is a wasteful number, since it uses less digits than its factorization.

612216060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275822 (or 275820 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 612216060 is about 24743.0002222851. Note that the first 3 decimals coincide. The cubic root of 612216060 is about 849.1183753944.

Adding to 612216060 its reverse (60612216), we get a palindrome (672828276).

The spelling of 612216060 in words is "six hundred twelve million, two hundred sixteen thousand, sixty".