6629923 has 2 divisors, whose sum is σ = 6629924. Its totient is φ = 6629922.

The previous prime is 6629921. The next prime is 6629927. The reversal of 6629923 is 3299266.

6629923 is nontrivially palindromic in base 11.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6629923 - 2¹ = 6629921 is a prime.

Together with 6629921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6629921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3314961 + 3314962.

It is an arithmetic number, because the mean of its divisors is an integer number (3314962).

Almost surely, 2^6629923 is an apocalyptic number.

6629923 is a deficient number, since it is larger than the sum of its proper divisors (1).

6629923 is an equidigital number, since it uses as much as digits as its factorization.

6629923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 6629923 is about 2574.8636857123. The cubic root of 6629923 is about 187.8607974373.

It can be divided in two parts, 662 and 9923, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 6629923 in words is "six million, six hundred twenty-nine thousand, nine hundred twenty-three".