104242144 has 24 divisors (see below), whose sum is σ = 208708920. Its totient is φ = 51236736.

The previous prime is 104242121. The next prime is 104242169. The reversal of 104242144 is 441242401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25719 + ... + 29494.

It is an arithmetic number, because the mean of its divisors is an integer number (8696205).

Almost surely, 2^104242144 is an apocalyptic number.

It is an amenable number.

104242144 is an abundant number, since it is smaller than the sum of its proper divisors (104466776).

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

104242144 is an equidigital number, since it uses as much as digits as its factorization.

104242144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55282 (or 55274 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 104242144 is about 10209.9042111080. The cubic root of 104242144 is about 470.6316300277.

Adding to 104242144 its reverse (441242401), we get a palindrome (545484545).

The spelling of 104242144 in words is "one hundred four million, two hundred forty-two thousand, one hundred forty-four".