23828819 has 8 divisors (see below), whose sum is σ = 27283200. Its totient is φ = 20387016.

The previous prime is 23828809. The next prime is 23828839. The reversal of 23828819 is 91882832.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23828819 - 2⁴ = 23828803 is a prime.

It is a super-2 number, since 2×23828819² = 1135625229869522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23828809) 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, 1352 + ... + 7034.

It is an arithmetic number, because the mean of its divisors is an integer number (3410400).

Almost surely, 2^23828819 is an apocalyptic number.

23828819 is a deficient number, since it is larger than the sum of its proper divisors (3454381).

23828819 is an equidigital number, since it uses as much as digits as its factorization.

23828819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6289.

The product of its digits is 55296, while the sum is 41.

The square root of 23828819 is about 4881.4771329998. The cubic root of 23828819 is about 287.7624834088.

The spelling of 23828819 in words is "twenty-three million, eight hundred twenty-eight thousand, eight hundred nineteen".