104042100 has 72 divisors (see below), whose sum is σ = 316889440. Its totient is φ = 26282880.

The previous prime is 104042063. The next prime is 104042123. The reversal of 104042100 is 1240401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3427 + ... + 14826.

Almost surely, 2^104042100 is an apocalyptic number.

104042100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104042100 is an abundant number, since it is smaller than the sum of its proper divisors (212847340).

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

104042100 is a wasteful number, since it uses less digits than its factorization.

104042100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18289 (or 18282 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 104042100 is about 10200.1029406570. The cubic root of 104042100 is about 470.3303848749.

Adding to 104042100 its reverse (1240401), we get a palindrome (105282501).

The spelling of 104042100 in words is "one hundred four million, forty-two thousand, one hundred".