450423213 has 8 divisors (see below), whose sum is σ = 608791488. Its totient is φ = 296168544.

The previous prime is 450423209. The next prime is 450423229. The reversal of 450423213 is 312324054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450423213 - 2² = 450423209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450423263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028145 + ... + 1028582.

It is an arithmetic number, because the mean of its divisors is an integer number (76098936).

Almost surely, 2^450423213 is an apocalyptic number.

It is an amenable number.

450423213 is a deficient number, since it is larger than the sum of its proper divisors (158368275).

450423213 is a wasteful number, since it uses less digits than its factorization.

450423213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056803.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 450423213 is about 21223.1763174130. The cubic root of 450423213 is about 766.5495883179.

Adding to 450423213 its reverse (312324054), we get a palindrome (762747267).

The spelling of 450423213 in words is "four hundred fifty million, four hundred twenty-three thousand, two hundred thirteen".