446046644 has 24 divisors (see below), whose sum is σ = 793211328. Its totient is φ = 219430080.

The previous prime is 446046617. The next prime is 446046647. The reversal of 446046644 is 446640644.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 446046598 and 446046607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446046647) 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 7 ways as a sum of consecutive naturals, for example, 134729 + ... + 137999.

It is an arithmetic number, because the mean of its divisors is an integer number (33050472).

Almost surely, 2^446046644 is an apocalyptic number.

It is an amenable number.

446046644 is a deficient number, since it is larger than the sum of its proper divisors (347164684).

446046644 is a wasteful number, since it uses less digits than its factorization.

446046644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3815 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The square root of 446046644 is about 21119.8163817776. The cubic root of 446046644 is about 764.0587589467.

The spelling of 446046644 in words is "four hundred forty-six million, forty-six thousand, six hundred forty-four".