450556 has 12 divisors (see below), whose sum is σ = 799792. Its totient is φ = 222048.

The previous prime is 450533. The next prime is 450557. The reversal of 450556 is 655054.

450556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 450556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480 + ... + 1063.

2⁴⁵⁰⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

450556 is a deficient number, since it is larger than the sum of its proper divisors (349236).

450556 is a wasteful number, since it uses less digits than its factorization.

450556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1618 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 450556 is about 671.2346832517. The cubic root of 450556 is about 76.6624908459.

The spelling of 450556 in words is "four hundred fifty thousand, five hundred fifty-six".