450048612 has 96 divisors (see below), whose sum is σ = 1174281472. Its totient is φ = 133249536.

The previous prime is 450048589. The next prime is 450048619. The reversal of 450048612 is 216840054.

It is a self number, because there is not a number n which added to its sum of digits gives 450048612.

It is not an unprimeable number, because it can be changed into a prime (450048619) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594138 + ... + 594894.

Almost surely, 2^450048612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450048612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587140736).

450048612 is an abundant number, since it is smaller than the sum of its proper divisors (724232860).

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

450048612 is a wasteful number, since it uses less digits than its factorization.

450048612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 915 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 450048612 is about 21214.3492004822. The cubic root of 450048612 is about 766.3370253512.

Adding to 450048612 its reverse (216840054), we get a palindrome (666888666).

The spelling of 450048612 in words is "four hundred fifty million, forty-eight thousand, six hundred twelve".