6473213 has 4 divisors (see below), whose sum is σ = 6496860. Its totient is φ = 6449568.

The previous prime is 6473197. The next prime is 6473231. The reversal of 6473213 is 3123746.

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 917764 + 5555449 = 958^2 + 2357^2 .

It is a cyclic number.

It is not a de Polignac number, because 6473213 - 2⁴ = 6473197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6470213) 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, 11408 + ... + 11961.

It is an arithmetic number, because the mean of its divisors is an integer number (1624215).

Almost surely, 2^6473213 is an apocalyptic number.

It is an amenable number.

6473213 is a deficient number, since it is larger than the sum of its proper divisors (23647).

6473213 is a wasteful number, since it uses less digits than its factorization.

6473213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23646.

The product of its digits is 3024, while the sum is 26.

The square root of 6473213 is about 2544.2509703251. The cubic root of 6473213 is about 186.3688387710.

Adding to 6473213 its reverse (3123746), we get a palindrome (9596959).

The spelling of 6473213 in words is "six million, four hundred seventy-three thousand, two hundred thirteen".