450044406 has 48 divisors (see below), whose sum is σ = 1115622144. Its totient is φ = 128442672.

The previous prime is 450044351. The next prime is 450044447. The reversal of 450044406 is 604440054.

It is a self number, because there is not a number n which added to its sum of digits gives 450044406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178551 + ... + 181053.

It is an arithmetic number, because the mean of its divisors is an integer number (23242128).

Almost surely, 2^450044406 is an apocalyptic number.

450044406 is an abundant number, since it is smaller than the sum of its proper divisors (665577738).

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

450044406 is a wasteful number, since it uses less digits than its factorization.

450044406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3945 (or 3942 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 450044406 is about 21214.2500692341. The cubic root of 450044406 is about 766.3346380361.

The spelling of 450044406 in words is "four hundred fifty million, forty-four thousand, four hundred six".