444521473 has 8 divisors (see below), whose sum is σ = 510455520. Its totient is φ = 382841280.

The previous prime is 444521471. The next prime is 444521477. The reversal of 444521473 is 374125444.

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

It is a cyclic number.

It is not a de Polignac number, because 444521473 - 2¹ = 444521471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444521471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063240 + ... + 1063657.

It is an arithmetic number, because the mean of its divisors is an integer number (63806940).

Almost surely, 2^444521473 is an apocalyptic number.

It is an amenable number.

444521473 is a deficient number, since it is larger than the sum of its proper divisors (65934047).

444521473 is a wasteful number, since it uses less digits than its factorization.

444521473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126927.

The product of its digits is 53760, while the sum is 34.

The square root of 444521473 is about 21083.6778812426. The cubic root of 444521473 is about 763.1869136644.

The spelling of 444521473 in words is "four hundred forty-four million, five hundred twenty-one thousand, four hundred seventy-three".