444252463 has 4 divisors (see below), whose sum is σ = 444618720. Its totient is φ = 443886208.

The previous prime is 444252461. The next prime is 444252491. The reversal of 444252463 is 364252444.

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

It is a cyclic number.

It is not a de Polignac number, because 444252463 - 2¹ = 444252461 is a prime.

It is a super-3 number, since 3×444252463³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444252461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181303 + ... + 183736.

It is an arithmetic number, because the mean of its divisors is an integer number (111154680).

Almost surely, 2^444252463 is an apocalyptic number.

444252463 is a deficient number, since it is larger than the sum of its proper divisors (366257).

444252463 is a wasteful number, since it uses less digits than its factorization.

444252463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366256.

The product of its digits is 92160, while the sum is 34.

The square root of 444252463 is about 21077.2973362336. The cubic root of 444252463 is about 763.0329305967.

The spelling of 444252463 in words is "four hundred forty-four million, two hundred fifty-two thousand, four hundred sixty-three".