3618285812 has 24 divisors (see below), whose sum is σ = 6484810752. Its totient is φ = 1765988000.

The previous prime is 3618285791. The next prime is 3618285817. The reversal of 3618285812 is 2185828163.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3618285817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34388 + ... + 91755.

It is an arithmetic number, because the mean of its divisors is an integer number (270200448).

Almost surely, 2^3618285812 is an apocalyptic number.

It is an amenable number.

3618285812 is a deficient number, since it is larger than the sum of its proper divisors (2866524940).

3618285812 is a wasteful number, since it uses less digits than its factorization.

3618285812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126319 (or 126317 counting only the distinct ones).

The product of its digits is 184320, while the sum is 44.

The square root of 3618285812 is about 60152.1887548575. The cubic root of 3618285812 is about 1535.2094077114.

The spelling of 3618285812 in words is "three billion, six hundred eighteen million, two hundred eighty-five thousand, eight hundred twelve".