104423420 has 12 divisors (see below), whose sum is σ = 219289224. Its totient is φ = 41769360.

The previous prime is 104423419. The next prime is 104423441. The reversal of 104423420 is 24324401.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 5221171 = 104423420 / (1 + 0 + 4 + 4 + 2 + 3 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 104423392 and 104423401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610566 + ... + 2610605.

It is an arithmetic number, because the mean of its divisors is an integer number (18274102).

Almost surely, 2^104423420 is an apocalyptic number.

104423420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104423420 is an abundant number, since it is smaller than the sum of its proper divisors (114865804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104423420 is a wasteful number, since it uses less digits than its factorization.

104423420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5221180 (or 5221178 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 104423420 is about 10218.7778134178. Note that the first 3 decimals coincide. The cubic root of 104423420 is about 470.9042798739.

Adding to 104423420 its reverse (24324401), we get a palindrome (128747821).

The spelling of 104423420 in words is "one hundred four million, four hundred twenty-three thousand, four hundred twenty".