443220046 has 4 divisors (see below), whose sum is σ = 664830072. Its totient is φ = 221610022.

The previous prime is 443220007. The next prime is 443220047. The reversal of 443220046 is 640022344.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 443220046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443220047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110805010 + ... + 110805013.

It is an arithmetic number, because the mean of its divisors is an integer number (166207518).

Almost surely, 2^443220046 is an apocalyptic number.

443220046 is a deficient number, since it is larger than the sum of its proper divisors (221610026).

443220046 is a wasteful number, since it uses less digits than its factorization.

443220046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221610025.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 443220046 is about 21052.7918813634. The cubic root of 443220046 is about 762.4413906756.

The spelling of 443220046 in words is "four hundred forty-three million, two hundred twenty thousand, forty-six".