445944748 has 12 divisors (see below), whose sum is σ = 826309512. Its totient is φ = 209856320.

The previous prime is 445944743. The next prime is 445944767. The reversal of 445944748 is 847449544.

It is not an unprimeable number, because it can be changed into a prime (445944743) 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, 3278938 + ... + 3279073.

It is an arithmetic number, because the mean of its divisors is an integer number (68859126).

Almost surely, 2^445944748 is an apocalyptic number.

It is an amenable number.

445944748 is a deficient number, since it is larger than the sum of its proper divisors (380364764).

445944748 is a wasteful number, since it uses less digits than its factorization.

445944748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6558032 (or 6558030 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 49.

The square root of 445944748 is about 21117.4039124131. The cubic root of 445944748 is about 764.0005733574. Note that the first 3 decimals are identical.

The spelling of 445944748 in words is "four hundred forty-five million, nine hundred forty-four thousand, seven hundred forty-eight".