446440006 has 4 divisors (see below), whose sum is σ = 669660012. Its totient is φ = 223220002.

The previous prime is 446440003. The next prime is 446440031. The reversal of 446440006 is 600044644.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446440003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111610000 + ... + 111610003.

It is an arithmetic number, because the mean of its divisors is an integer number (167415003).

Almost surely, 2^446440006 is an apocalyptic number.

446440006 is a deficient number, since it is larger than the sum of its proper divisors (223220006).

446440006 is a wasteful number, since it uses less digits than its factorization.

446440006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223220005.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 446440006 is about 21129.1269578277. The cubic root of 446440006 is about 764.2832970289.

The spelling of 446440006 in words is "four hundred forty-six million, four hundred forty thousand, six".