444938752 has 20 divisors (see below), whose sum is σ = 889009506. Its totient is φ = 222469120.

The previous prime is 444938731. The next prime is 444938771. The reversal of 444938752 is 257839444.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 439992576 + 4946176 = 20976^2 + 2224^2 .

It is a super-4 number, since 4×444938752⁴ (a number of 36 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433999 + ... + 435022.

Almost surely, 2^444938752 is an apocalyptic number.

It is an amenable number.

444938752 is a deficient number, since it is larger than the sum of its proper divisors (444070754).

444938752 is an frugal number, since it uses more digits than its factorization.

444938752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869039 (or 869023 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 444938752 is about 21093.5713429471. The cubic root of 444938752 is about 763.4256439959.

The spelling of 444938752 in words is "four hundred forty-four million, nine hundred thirty-eight thousand, seven hundred fifty-two".