444078366 has 16 divisors (see below), whose sum is σ = 912161424. Its totient is φ = 144025344.

The previous prime is 444078359. The next prime is 444078373. The reversal of 444078366 is 663870444.

It is an interprime number because it is at equal distance from previous prime (444078359) and next prime (444078373).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999955 + ... + 1000398.

It is an arithmetic number, because the mean of its divisors is an integer number (57010089).

Almost surely, 2^444078366 is an apocalyptic number.

444078366 is an abundant number, since it is smaller than the sum of its proper divisors (468083058).

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

444078366 is a wasteful number, since it uses less digits than its factorization.

444078366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000395.

The product of its (nonzero) digits is 387072, while the sum is 42.

The square root of 444078366 is about 21073.1669665478. The cubic root of 444078366 is about 762.9332432103.

It can be divided in two parts, 444078 and 366, that added together give a palindrome (444444).

The spelling of 444078366 in words is "four hundred forty-four million, seventy-eight thousand, three hundred sixty-six".