219248923 has 8 divisors (see below), whose sum is σ = 234040320. Its totient is φ = 204782760.

The previous prime is 219248893. The next prime is 219248971. The reversal of 219248923 is 329842912.

219248923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 219248923 - 2⁵ = 219248891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (219248123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79915 + ... + 82612.

It is an arithmetic number, because the mean of its divisors is an integer number (29255040).

Almost surely, 2^219248923 is an apocalyptic number.

219248923 is a deficient number, since it is larger than the sum of its proper divisors (14791397).

219248923 is a wasteful number, since it uses less digits than its factorization.

219248923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162617.

The product of its digits is 62208, while the sum is 40.

The square root of 219248923 is about 14807.0565272103. The cubic root of 219248923 is about 602.9933040885.

It can be divided in two parts, 2192 and 48923, that added together give a palindrome (51115).

The spelling of 219248923 in words is "two hundred nineteen million, two hundred forty-eight thousand, nine hundred twenty-three".