445696 has 18 divisors (see below), whose sum is σ = 890162. Its totient is φ = 222720.

The previous prime is 445691. The next prime is 445699. The reversal of 445696 is 696544.

It can be written as a sum of positive squares in only one way, i.e., 230400 + 215296 = 480^2 + 464^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445691) by changing a digit.

445696 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615 + ... + 1126.

2⁴⁴⁵⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

445696 is a deficient number, since it is larger than the sum of its proper divisors (444466).

445696 is an equidigital number, since it uses as much as digits as its factorization.

445696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757 (or 1743 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 445696 is about 667.6046734408. The cubic root of 445696 is about 76.3858493752.

The spelling of 445696 in words is "four hundred forty-five thousand, six hundred ninety-six".