445707 has 6 divisors (see below), whose sum is σ = 643812. Its totient is φ = 297132.

The previous prime is 445703. The next prime is 445741. The reversal of 445707 is 707544.

It is not a de Polignac number, because 445707 - 2² = 445703 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (445703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24753 + ... + 24770.

It is an arithmetic number, because the mean of its divisors is an integer number (107302).

2⁴⁴⁵⁷⁰⁷ is an apocalyptic number.

445707 is a deficient number, since it is larger than the sum of its proper divisors (198105).

445707 is a wasteful number, since it uses less digits than its factorization.

445707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49529 (or 49526 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 445707 is about 667.6129117984. The cubic root of 445707 is about 76.3864777837.

The spelling of 445707 in words is "four hundred forty-five thousand, seven hundred seven".