444304423 has 8 divisors (see below), whose sum is σ = 455059088. Its totient is φ = 433569024.

The previous prime is 444304411. The next prime is 444304429. The reversal of 444304423 is 324403444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444304423 - 2²⁵ = 410749991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444304391 and 444304400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444304429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49015 + ... + 57367.

It is an arithmetic number, because the mean of its divisors is an integer number (56882386).

Almost surely, 2^444304423 is an apocalyptic number.

444304423 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

444304423 is a deficient number, since it is larger than the sum of its proper divisors (10754665).

444304423 is a wasteful number, since it uses less digits than its factorization.

444304423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9633.

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 444304423 is about 21078.5299060442. The cubic root of 444304423 is about 763.0626776803.

Adding to 444304423 its reverse (324403444), we get a palindrome (768707867).

The spelling of 444304423 in words is "four hundred forty-four million, three hundred four thousand, four hundred twenty-three".