444920673 has 8 divisors (see below), whose sum is σ = 593326048. Its totient is φ = 296564544.

The previous prime is 444920657. The next prime is 444920689. The reversal of 444920673 is 376029444.

It is an interprime number because it is at equal distance from previous prime (444920657) and next prime (444920689).

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

It is not a de Polignac number, because 444920673 - 2⁴ = 444920657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444920603) 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, 24486 + ... + 38592.

It is an arithmetic number, because the mean of its divisors is an integer number (74165756).

Almost surely, 2^444920673 is an apocalyptic number.

It is an amenable number.

444920673 is a deficient number, since it is larger than the sum of its proper divisors (148405375).

444920673 is a wasteful number, since it uses less digits than its factorization.

444920673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24623.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 444920673 is about 21093.1427957050. The cubic root of 444920673 is about 763.4153038767.

The spelling of 444920673 in words is "four hundred forty-four million, nine hundred twenty thousand, six hundred seventy-three".