450213612 has 48 divisors (see below), whose sum is σ = 1077724032. Its totient is φ = 146200320.

The previous prime is 450213587. The next prime is 450213619. The reversal of 450213612 is 216312054.

It is not an unprimeable number, because it can be changed into a prime (450213619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252468 + ... + 254244.

It is an arithmetic number, because the mean of its divisors is an integer number (22452584).

Almost surely, 2^450213612 is an apocalyptic number.

It is an amenable number.

450213612 is an abundant number, since it is smaller than the sum of its proper divisors (627510420).

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

450213612 is a wasteful number, since it uses less digits than its factorization.

450213612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318 (or 2316 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 450213612 is about 21218.2377213566. The cubic root of 450213612 is about 766.4306672054.

Adding to 450213612 its reverse (216312054), we get a palindrome (666525666).

The spelling of 450213612 in words is "four hundred fifty million, two hundred thirteen thousand, six hundred twelve".