444495946 has 4 divisors (see below), whose sum is σ = 666743922. Its totient is φ = 222247972.

The previous prime is 444495913. The next prime is 444495971. The reversal of 444495946 is 649594444.

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

It can be written as a sum of positive squares in only one way, i.e., 367143921 + 77352025 = 19161^2 + 8795^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 444495946.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111123985 + ... + 111123988.

Almost surely, 2^444495946 is an apocalyptic number.

444495946 is a deficient number, since it is larger than the sum of its proper divisors (222247976).

444495946 is a wasteful number, since it uses less digits than its factorization.

444495946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222247975.

The product of its digits is 2488320, while the sum is 49.

The square root of 444495946 is about 21083.0724990453. The cubic root of 444495946 is about 763.1723045124.

The spelling of 444495946 in words is "four hundred forty-four million, four hundred ninety-five thousand, nine hundred forty-six".