104123400 has 48 divisors (see below), whose sum is σ = 322784400. Its totient is φ = 27766080.

The previous prime is 104123387. The next prime is 104123407. The reversal of 104123400 is 4321401.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 104123400.

It is not an unprimeable number, because it can be changed into a prime (104123407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86170 + ... + 87369.

It is an arithmetic number, because the mean of its divisors is an integer number (6724675).

Almost surely, 2^104123400 is an apocalyptic number.

104123400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104123400 is an abundant number, since it is smaller than the sum of its proper divisors (218661000).

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

104123400 is a wasteful number, since it uses less digits than its factorization.

104123400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173558 (or 173549 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 104123400 is about 10204.0874163249. The cubic root of 104123400 is about 470.4528606314.

Adding to 104123400 its reverse (4321401), we get a palindrome (108444801).

The spelling of 104123400 in words is "one hundred four million, one hundred twenty-three thousand, four hundred".