445953 has 8 divisors (see below), whose sum is σ = 608608. Its totient is φ = 290304.

The previous prime is 445943. The next prime is 445967. The reversal of 445953 is 359544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 445953 - 2⁴ = 445937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 445953.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 445953.

It is not an unprimeable number, because it can be changed into a prime (445943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1600 + ... + 1857.

It is an arithmetic number, because the mean of its divisors is an integer number (76076).

2⁴⁴⁵⁹⁵³ is an apocalyptic number.

445953 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

445953 is a deficient number, since it is larger than the sum of its proper divisors (162655).

445953 is a wasteful number, since it uses less digits than its factorization.

445953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503.

The product of its digits is 10800, while the sum is 30.

The square root of 445953 is about 667.7971248815. The cubic root of 445953 is about 76.4005285820.

The spelling of 445953 in words is "four hundred forty-five thousand, nine hundred fifty-three".