6624973 has 2 divisors, whose sum is σ = 6624974. Its totient is φ = 6624972.

The previous prime is 6624971. The next prime is 6625001. The reversal of 6624973 is 3794266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6165289 + 459684 = 2483^2 + 678^2 .

It is a cyclic number.

It is not a de Polignac number, because 6624973 - 2¹ = 6624971 is a prime.

Together with 6624971, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 6³ + 6⁶ + 2⁵ + 4⁹ + 9⁶ + 7⁸ + 3⁹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6624971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3312486 + 3312487.

It is an arithmetic number, because the mean of its divisors is an integer number (3312487).

Almost surely, 2^6624973 is an apocalyptic number.

It is an amenable number.

6624973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6624973 is an equidigital number, since it uses as much as digits as its factorization.

6624973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 37.

The square root of 6624973 is about 2573.9022902977. The cubic root of 6624973 is about 187.8140325668.

The spelling of 6624973 in words is "six million, six hundred twenty-four thousand, nine hundred seventy-three".