444740446 has 8 divisors (see below), whose sum is σ = 688630464. Its totient is φ = 215196960.

The previous prime is 444740423. The next prime is 444740449. The reversal of 444740446 is 644047444.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444740449) 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, 3586555 + ... + 3586678.

It is an arithmetic number, because the mean of its divisors is an integer number (86078808).

Almost surely, 2^444740446 is an apocalyptic number.

444740446 is a deficient number, since it is larger than the sum of its proper divisors (243890018).

444740446 is a wasteful number, since it uses less digits than its factorization.

444740446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7173266.

The product of its (nonzero) digits is 172032, while the sum is 37.

The square root of 444740446 is about 21088.8701925921. The cubic root of 444740446 is about 763.3122093699.

The spelling of 444740446 in words is "four hundred forty-four million, seven hundred forty thousand, four hundred forty-six".