445242256 has 20 divisors (see below), whose sum is σ = 863163504. Its totient is φ = 222490400.

The previous prime is 445242251. The next prime is 445242277. The reversal of 445242256 is 652242544.

It is not an unprimeable number, because it can be changed into a prime (445242251) 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, 23691 + ... + 38101.

Almost surely, 2^445242256 is an apocalyptic number.

It is an amenable number.

445242256 is a deficient number, since it is larger than the sum of its proper divisors (417921248).

445242256 is a wasteful number, since it uses less digits than its factorization.

445242256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16350 (or 16344 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 445242256 is about 21100.7643463454. The cubic root of 445242256 is about 763.5991885359.

The spelling of 445242256 in words is "four hundred forty-five million, two hundred forty-two thousand, two hundred fifty-six".