445829 has 2 divisors, whose sum is σ = 445830. Its totient is φ = 445828.

The previous prime is 445807. The next prime is 445847. The reversal of 445829 is 928544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277729 + 168100 = 527^2 + 410^2 .

It is a cyclic number.

It is not a de Polignac number, because 445829 - 2⁸ = 445573 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 445795 and 445804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222914 + 222915.

It is an arithmetic number, because the mean of its divisors is an integer number (222915).

2⁴⁴⁵⁸²⁹ is an apocalyptic number.

It is an amenable number.

445829 is a deficient number, since it is larger than the sum of its proper divisors (1).

445829 is an equidigital number, since it uses as much as digits as its factorization.

445829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 445829 is about 667.7042758587. The cubic root of 445829 is about 76.3934467118.

The spelling of 445829 in words is "four hundred forty-five thousand, eight hundred twenty-nine".