444450605 has 16 divisors (see below), whose sum is σ = 542853360. Its totient is φ = 349274112.

The previous prime is 444450563. The next prime is 444450613. The reversal of 444450605 is 506054444.

It can be written as a sum of positive squares in 8 ways, for example, as 7557001 + 436893604 = 2749^2 + 20902^2 .

It is a cyclic number.

It is not a de Polignac number, because 444450605 - 2¹⁶ = 444385069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63101 + ... + 69789.

It is an arithmetic number, because the mean of its divisors is an integer number (33928335).

Almost surely, 2^444450605 is an apocalyptic number.

It is an amenable number.

444450605 is a deficient number, since it is larger than the sum of its proper divisors (98402755).

444450605 is a wasteful number, since it uses less digits than its factorization.

444450605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6928.

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 444450605 is about 21081.9971776869. The cubic root of 444450605 is about 763.1463543904.

The spelling of 444450605 in words is "four hundred forty-four million, four hundred fifty thousand, six hundred five".