443414412 has 120 divisors (see below), whose sum is σ = 1332947616. Its totient is φ = 125908992.

The previous prime is 443414407. The next prime is 443414431. The reversal of 443414412 is 214414344.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 437218 + ... + 438230.

Almost surely, 2^443414412 is an apocalyptic number.

443414412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 443414412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (666473808).

443414412 is an abundant number, since it is smaller than the sum of its proper divisors (889533204).

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

443414412 is a wasteful number, since it uses less digits than its factorization.

443414412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1218 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 443414412 is about 21057.4075327425. The cubic root of 443414412 is about 762.5528259379.

Adding to 443414412 its reverse (214414344), we get a palindrome (657828756).

The spelling of 443414412 in words is "four hundred forty-three million, four hundred fourteen thousand, four hundred twelve".