6623273 has 2 divisors, whose sum is σ = 6623274. Its totient is φ = 6623272.

The previous prime is 6623261. The next prime is 6623297. The reversal of 6623273 is 3723266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3429904 + 3193369 = 1852^2 + 1787^2 .

It is a cyclic number.

It is not a de Polignac number, because 6623273 - 2²⁰ = 5574697 is a prime.

It is not a weakly prime, because it can be changed into another prime (6623203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311636 + 3311637.

It is an arithmetic number, because the mean of its divisors is an integer number (3311637).

Almost surely, 2^6623273 is an apocalyptic number.

It is an amenable number.

6623273 is a deficient number, since it is larger than the sum of its proper divisors (1).

6623273 is an equidigital number, since it uses as much as digits as its factorization.

6623273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 29.

The square root of 6623273 is about 2573.5720312437. The cubic root of 6623273 is about 187.7979665305.

The spelling of 6623273 in words is "six million, six hundred twenty-three thousand, two hundred seventy-three".