444663452 has 12 divisors (see below), whose sum is σ = 779114616. Its totient is φ = 222059280.

The previous prime is 444663451. The next prime is 444663469. The reversal of 444663452 is 254366444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444663451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64418 + ... + 70985.

It is an arithmetic number, because the mean of its divisors is an integer number (64926218).

Almost surely, 2^444663452 is an apocalyptic number.

It is an amenable number.

444663452 is a deficient number, since it is larger than the sum of its proper divisors (334451164).

444663452 is a wasteful number, since it uses less digits than its factorization.

444663452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136228 (or 136226 counting only the distinct ones).

The product of its digits is 276480, while the sum is 38.

The square root of 444663452 is about 21087.0446483143. The cubic root of 444663452 is about 763.2681583190.

The spelling of 444663452 in words is "four hundred forty-four million, six hundred sixty-three thousand, four hundred fifty-two".