450906 has 16 divisors (see below), whose sum is σ = 908544. Its totient is φ = 149184.

The previous prime is 450899. The next prime is 450913. The reversal of 450906 is 609054.

It is an interprime number because it is at equal distance from previous prime (450899) and next prime (450913).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1170 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (56784).

2⁴⁵⁰⁹⁰⁶ is an apocalyptic number.

450906 is an abundant number, since it is smaller than the sum of its proper divisors (457638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450906 is a wasteful number, since it uses less digits than its factorization.

450906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 450906 is about 671.4953462236. The cubic root of 450906 is about 76.6823366416.

Subtracting from 450906 its product of nonzero digits (1080), we obtain a triangular number (449826 = T₉₄₈).

The spelling of 450906 in words is "four hundred fifty thousand, nine hundred six".