450266213 has 4 divisors (see below), whose sum is σ = 452285568. Its totient is φ = 448246860.

The previous prime is 450266207. The next prime is 450266221. The reversal of 450266213 is 312662054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 450266213 - 2¹⁶ = 450200677 is a prime.

It is a super-2 number, since 2×450266213² = 405479325138722738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450266203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009343 + ... + 1009788.

It is an arithmetic number, because the mean of its divisors is an integer number (113071392).

Almost surely, 2^450266213 is an apocalyptic number.

It is an amenable number.

450266213 is a deficient number, since it is larger than the sum of its proper divisors (2019355).

450266213 is a wasteful number, since it uses less digits than its factorization.

450266213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019354.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 450266213 is about 21219.4772084517. The cubic root of 450266213 is about 766.4605148514.

The spelling of 450266213 in words is "four hundred fifty million, two hundred sixty-six thousand, two hundred thirteen".