450004032 has 56 divisors (see below), whose sum is σ = 1322933600. Its totient is φ = 150000768.

The previous prime is 450004019. The next prime is 450004067. The reversal of 450004032 is 230400054.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 450003996 and 450004014.

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, 128482 + ... + 131937.

Almost surely, 2^450004032 is an apocalyptic number.

It is an amenable number.

450004032 is an abundant number, since it is smaller than the sum of its proper divisors (872929568).

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

450004032 is a wasteful number, since it uses less digits than its factorization.

450004032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260440 (or 260424 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 450004032 is about 21213.2984705349. The cubic root of 450004032 is about 766.3117210976.

Adding to 450004032 its reverse (230400054), we get a palindrome (680404086).

The spelling of 450004032 in words is "four hundred fifty million, four thousand, thirty-two".