444002662 has 8 divisors (see below), whose sum is σ = 668358216. Its totient is φ = 221216592.

The previous prime is 444002641. The next prime is 444002687. The reversal of 444002662 is 266200444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 444002662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391663 + ... + 392794.

It is an arithmetic number, because the mean of its divisors is an integer number (83544777).

Almost surely, 2^444002662 is an apocalyptic number.

444002662 is a deficient number, since it is larger than the sum of its proper divisors (224355554).

444002662 is a wasteful number, since it uses less digits than its factorization.

444002662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784742.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 444002662 is about 21071.3706720754. The cubic root of 444002662 is about 762.8898872135.

The spelling of 444002662 in words is "four hundred forty-four million, two thousand, six hundred sixty-two".