453447 has 6 divisors (see below), whose sum is σ = 654992. Its totient is φ = 302292.

The previous prime is 453421. The next prime is 453451. The reversal of 453447 is 744354.

It is not a de Polignac number, because 453447 - 2¹⁶ = 387911 is a prime.

It is a super-2 number, since 2×453447² = 411228363618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25183 + ... + 25200.

2⁴⁵³⁴⁴⁷ is an apocalyptic number.

453447 is a deficient number, since it is larger than the sum of its proper divisors (201545).

453447 is a wasteful number, since it uses less digits than its factorization.

453447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50389 (or 50386 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 453447 is about 673.3847340117. The cubic root of 453447 is about 76.8261101001.

It can be divided in two parts, 453 and 447, that added together give a square (900 = 30²).

The spelling of 453447 in words is "four hundred fifty-three thousand, four hundred forty-seven".