104204142 has 48 divisors (see below), whose sum is σ = 261587040. Its totient is φ = 29362176.

The previous prime is 104204131. The next prime is 104204143. The reversal of 104204142 is 241402401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104204143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3534 + ... + 14862.

It is an arithmetic number, because the mean of its divisors is an integer number (5449730).

Almost surely, 2^104204142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104204142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130793520).

104204142 is an abundant number, since it is smaller than the sum of its proper divisors (157382898).

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

104204142 is a wasteful number, since it uses less digits than its factorization.

104204142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11417 (or 11414 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 104204142 is about 10208.0430053953. The cubic root of 104204142 is about 470.5744326975.

Adding to 104204142 its reverse (241402401), we get a palindrome (345606543).

The spelling of 104204142 in words is "one hundred four million, two hundred four thousand, one hundred forty-two".