6620343 has 8 divisors (see below), whose sum is σ = 9211008. Its totient is φ = 4221624.

The previous prime is 6620309. The next prime is 6620351. The reversal of 6620343 is 3430266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6620343 - 2¹⁷ = 6489271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6620353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47905 + ... + 48042.

It is an arithmetic number, because the mean of its divisors is an integer number (1151376).

Almost surely, 2^6620343 is an apocalyptic number.

6620343 is a deficient number, since it is larger than the sum of its proper divisors (2590665).

6620343 is a wasteful number, since it uses less digits than its factorization.

6620343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95973.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 6620343 is about 2573.0027205582. The cubic root of 6620343 is about 187.7702697910.

The spelling of 6620343 in words is "six million, six hundred twenty thousand, three hundred forty-three".