104220242 has 16 divisors (see below), whose sum is σ = 181331520. Its totient is φ = 43998768.

The previous prime is 104220227. The next prime is 104220253. The reversal of 104220242 is 242022401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 104220242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54617 + ... + 56492.

It is an arithmetic number, because the mean of its divisors is an integer number (11333220).

Almost surely, 2^104220242 is an apocalyptic number.

104220242 is a deficient number, since it is larger than the sum of its proper divisors (77111278).

104220242 is a wasteful number, since it uses less digits than its factorization.

104220242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111185.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 104220242 is about 10208.8315687938. The cubic root of 104220242 is about 470.5986667253.

Adding to 104220242 its reverse (242022401), we get a palindrome (346242643).

The spelling of 104220242 in words is "one hundred four million, two hundred twenty thousand, two hundred forty-two".