104220342 has 24 divisors (see below), whose sum is σ = 231915216. Its totient is φ = 33800976.

The previous prime is 104220323. The next prime is 104220349. The reversal of 104220342 is 243022401.

104220342 is a `hidden beast` number, since 104 + 220 + 342 = 666.

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 (104220349) 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, 77578 + ... + 78909.

It is an arithmetic number, because the mean of its divisors is an integer number (9663134).

Almost surely, 2^104220342 is an apocalyptic number.

104220342 is an abundant number, since it is smaller than the sum of its proper divisors (127694874).

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

104220342 is a wasteful number, since it uses less digits than its factorization.

104220342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156532 (or 156529 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 104220342 is about 10208.8364665127. The cubic root of 104220342 is about 470.5988172394.

Adding to 104220342 its reverse (243022401), we get a palindrome (347242743).

The spelling of 104220342 in words is "one hundred four million, two hundred twenty thousand, three hundred forty-two".