444064670 has 32 divisors (see below), whose sum is σ = 915192000. Its totient is φ = 151969536.

The previous prime is 444064669. The next prime is 444064697. The reversal of 444064670 is 76460444.

It is a super-2 number, since 2×444064670² = 394386862284417800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 444064670.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34256 + ... + 45404.

It is an arithmetic number, because the mean of its divisors is an integer number (28599750).

Almost surely, 2^444064670 is an apocalyptic number.

444064670 is an abundant number, since it is smaller than the sum of its proper divisors (471127330).

444064670 is a wasteful number, since it uses less digits than its factorization.

444064670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11732.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 444064670 is about 21072.8420010211. The cubic root of 444064670 is about 762.9253998190.

The spelling of 444064670 in words is "four hundred forty-four million, sixty-four thousand, six hundred seventy".