443361612 has 12 divisors (see below), whose sum is σ = 1034510456. Its totient is φ = 147787200.

The previous prime is 443361587. The next prime is 443361613. The reversal of 443361612 is 216163344.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 443361612.

It is not an unprimeable number, because it can be changed into a prime (443361613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18473389 + ... + 18473412.

Almost surely, 2^443361612 is an apocalyptic number.

It is an amenable number.

443361612 is an abundant number, since it is smaller than the sum of its proper divisors (591148844).

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

443361612 is a wasteful number, since it uses less digits than its factorization.

443361612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36946808 (or 36946806 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 443361612 is about 21056.1537798336. The cubic root of 443361612 is about 762.5225574980.

The spelling of 443361612 in words is "four hundred forty-three million, three hundred sixty-one thousand, six hundred twelve".