450004430 has 48 divisors (see below), whose sum is σ = 852619824. Its totient is φ = 170987520.

The previous prime is 450004409. The next prime is 450004441. The reversal of 450004430 is 34400054.

It is a happy number.

It is a Curzon number.

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, 1359365 + ... + 1359695.

It is an arithmetic number, because the mean of its divisors is an integer number (17762913).

Almost surely, 2^450004430 is an apocalyptic number.

450004430 is a deficient number, since it is larger than the sum of its proper divisors (402615394).

450004430 is a wasteful number, since it uses less digits than its factorization.

450004430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 450004430 is about 21213.3078514408. The cubic root of 450004430 is about 766.3119470155.

Adding to 450004430 its reverse (34400054), we get a palindrome (484404484).

The spelling of 450004430 in words is "four hundred fifty million, four thousand, four hundred thirty".