445727512 has 16 divisors (see below), whose sum is σ = 836863200. Its totient is φ = 222564000.

The previous prime is 445727507. The next prime is 445727519. The reversal of 445727512 is 215727544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445727519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31087 + ... + 43102.

It is an arithmetic number, because the mean of its divisors is an integer number (52303950).

Almost surely, 2^445727512 is an apocalyptic number.

It is an amenable number.

445727512 is a deficient number, since it is larger than the sum of its proper divisors (391135688).

445727512 is a wasteful number, since it uses less digits than its factorization.

445727512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74946 (or 74942 counting only the distinct ones).

The product of its digits is 78400, while the sum is 37.

The square root of 445727512 is about 21112.2597558859. The cubic root of 445727512 is about 763.8764956651.

The spelling of 445727512 in words is "four hundred forty-five million, seven hundred twenty-seven thousand, five hundred twelve".