104066442 has 96 divisors (see below), whose sum is σ = 247104000. Its totient is φ = 31570560.

The previous prime is 104066441. The next prime is 104066489. The reversal of 104066442 is 244660401.

104066442 is a `hidden beast` number, since 10 + 4 + 0 + 6 + 644 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (104066441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 954684 + ... + 954792.

It is an arithmetic number, because the mean of its divisors is an integer number (2574000).

Almost surely, 2^104066442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104066442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123552000).

104066442 is an abundant number, since it is smaller than the sum of its proper divisors (143037558).

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

104066442 is a wasteful number, since it uses less digits than its factorization.

104066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 104066442 is about 10201.2960941245. The cubic root of 104066442 is about 470.3670619811.

The spelling of 104066442 in words is "one hundred four million, sixty-six thousand, four hundred forty-two".