444624101 has 4 divisors (see below), whose sum is σ = 444702732. Its totient is φ = 444545472.

The previous prime is 444624097. The next prime is 444624113. The reversal of 444624101 is 101426444.

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

It can be written as a sum of positive squares in 2 ways, for example, as 315915076 + 128709025 = 17774^2 + 11345^2 .

It is a cyclic number.

It is not a de Polignac number, because 444624101 - 2² = 444624097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444620101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30116 + ... + 42381.

It is an arithmetic number, because the mean of its divisors is an integer number (111175683).

Almost surely, 2^444624101 is an apocalyptic number.

It is an amenable number.

444624101 is a deficient number, since it is larger than the sum of its proper divisors (78631).

444624101 is an equidigital number, since it uses as much as digits as its factorization.

444624101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78630.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 444624101 is about 21086.1115666213. Note that the first 3 decimals coincide. The cubic root of 444624101 is about 763.2456422257.

The spelling of 444624101 in words is "four hundred forty-four million, six hundred twenty-four thousand, one hundred one".