6873453 has 12 divisors (see below), whose sum is σ = 10197148. Its totient is φ = 4458240.

The previous prime is 6873437. The next prime is 6873467. The reversal of 6873453 is 3543786.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3697929 + 3175524 = 1923^2 + 1782^2 .

It is not a de Polignac number, because 6873453 - 2⁴ = 6873437 is a prime.

It is a super-2 number, since 2×6873453² = 94488712286418, which contains 22 as substring.

It is an Ulam number.

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 (6873403) 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, 9988 + ... + 10653.

Almost surely, 2^6873453 is an apocalyptic number.

It is an amenable number.

6873453 is a deficient number, since it is larger than the sum of its proper divisors (3323695).

6873453 is a wasteful number, since it uses less digits than its factorization.

6873453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20684 (or 20681 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 6873453 is about 2621.7271025032. The cubic root of 6873453 is about 190.1333597440.

The spelling of 6873453 in words is "six million, eight hundred seventy-three thousand, four hundred fifty-three".