445136 has 20 divisors (see below), whose sum is σ = 883872. Its totient is φ = 217056.

The previous prime is 445103. The next prime is 445141. The reversal of 445136 is 631544.

It is a happy number.

445136 is nontrivially palindromic in base 3.

It is a congruent number.

It is an unprimeable number.

445136 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365 + ... + 1011.

2⁴⁴⁵¹³⁶ is an apocalyptic number.

It is an amenable number.

445136 is a deficient number, since it is larger than the sum of its proper divisors (438736).

445136 is a wasteful number, since it uses less digits than its factorization.

445136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 692 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 445136 is about 667.1851317288. The cubic root of 445136 is about 76.3538439996.

The spelling of 445136 in words is "four hundred forty-five thousand, one hundred thirty-six".