508216923 has 10 divisors (see below), whose sum is σ = 759188364. Its totient is φ = 338811228.

The previous prime is 508216913. The next prime is 508216927. The reversal of 508216923 is 329612805.

It is not a de Polignac number, because 508216923 - 2⁶ = 508216859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (508216927) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3137061 + ... + 3137222.

Almost surely, 2^508216923 is an apocalyptic number.

508216923 is a deficient number, since it is larger than the sum of its proper divisors (250971441).

508216923 is an equidigital number, since it uses as much as digits as its factorization.

508216923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6274295 (or 6274286 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 508216923 is about 22543.6670264622. The cubic root of 508216923 is about 798.0247745149.

The spelling of 508216923 in words is "five hundred eight million, two hundred sixteen thousand, nine hundred twenty-three".