444440006 has 8 divisors (see below), whose sum is σ = 667797480. Its totient is φ = 221840848.

The previous prime is 444439951. The next prime is 444440021. The reversal of 444440006 is 600044444.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188111 + ... + 190458.

It is an arithmetic number, because the mean of its divisors is an integer number (83474685).

Almost surely, 2^444440006 is an apocalyptic number.

444440006 is a deficient number, since it is larger than the sum of its proper divisors (223357474).

444440006 is a wasteful number, since it uses less digits than its factorization.

444440006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379158.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 444440006 is about 21081.7458005735. The cubic root of 444440006 is about 763.1402879851.

The spelling of 444440006 in words is "four hundred forty-four million, four hundred forty thousand, six".