445683712 has 24 divisors (see below), whose sum is σ = 891153900. Its totient is φ = 222840832.

The previous prime is 445683671. The next prime is 445683727. The reversal of 445683712 is 217386544.

It is a super-2 number, since 2×445683712² = 397267942284197888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106762 + ... + 110857.

Almost surely, 2^445683712 is an apocalyptic number.

It is an amenable number.

445683712 is a deficient number, since it is larger than the sum of its proper divisors (445470188).

445683712 is an equidigital number, since it uses as much as digits as its factorization.

445683712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217641 (or 217621 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 445683712 is about 21111.2224184200. Note that the first 3 decimals coincide. The cubic root of 445683712 is about 763.8514737361.

The spelling of 445683712 in words is "four hundred forty-five million, six hundred eighty-three thousand, seven hundred twelve".