450269 has 4 divisors (see below), whose sum is σ = 452796. Its totient is φ = 447744.

The previous prime is 450259. The next prime is 450277. The reversal of 450269 is 962054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 131044 + 319225 = 362^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 450269 - 2¹⁶ = 384733 is a prime.

It is a super-2 number, since 2×450269² = 405484344722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450209) 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, 974 + ... + 1359.

It is an arithmetic number, because the mean of its divisors is an integer number (113199).

2⁴⁵⁰²⁶⁹ is an apocalyptic number.

It is an amenable number.

450269 is a deficient number, since it is larger than the sum of its proper divisors (2527).

450269 is a wasteful number, since it uses less digits than its factorization.

450269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 450269 is about 671.0208640571. The cubic root of 450269 is about 76.6462096228.

The spelling of 450269 in words is "four hundred fifty thousand, two hundred sixty-nine".