3617418812 has 48 divisors (see below), whose sum is σ = 7438330368. Its totient is φ = 1506807360.

The previous prime is 3617418811. The next prime is 3617418821. The reversal of 3617418812 is 2188147163.

It is a super-2 number, since 2×3617418812² = 26171437722822982688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3617418812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3617418811) 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, 1895963 + ... + 1897869.

It is an arithmetic number, because the mean of its divisors is an integer number (154965216).

Almost surely, 2^3617418812 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 3617418812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3719165184).

3617418812 is an abundant number, since it is smaller than the sum of its proper divisors (3820911556).

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

3617418812 is a wasteful number, since it uses less digits than its factorization.

3617418812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786 (or 3784 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 3617418812 is about 60144.9816027904. The cubic root of 3617418812 is about 1535.0867775534.

The spelling of 3617418812 in words is "three billion, six hundred seventeen million, four hundred eighteen thousand, eight hundred twelve".