8447453 has 12 divisors (see below), whose sum is σ = 10405692. Its totient is φ = 6814080.

The previous prime is 8447441. The next prime is 8447471. The reversal of 8447453 is 3547448.

8447453 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4008004 + 4439449 = 2002^2 + 2107^2 .

It is not a de Polignac number, because 8447453 - 2⁴ = 8447437 is a prime.

It is a d-powerful number, because it can be written as 8⁵ + 4⁷ + 4¹¹ + 7 + 4¹¹ + 5⁵ + 3⁸ .

It is a Duffinian number.

8447453 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8447423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4238 + ... + 5903.

It is an arithmetic number, because the mean of its divisors is an integer number (867141).

Almost surely, 2^8447453 is an apocalyptic number.

It is an amenable number.

8447453 is a deficient number, since it is larger than the sum of its proper divisors (1958239).

8447453 is a wasteful number, since it uses less digits than its factorization.

8447453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10172 (or 10165 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 8447453 is about 2906.4502404136. The cubic root of 8447453 is about 203.6613389703.

The spelling of 8447453 in words is "eight million, four hundred forty-seven thousand, four hundred fifty-three".