104202040 has 32 divisors (see below), whose sum is σ = 234900000. Its totient is φ = 41601664.

The previous prime is 104202019. The next prime is 104202053. The reversal of 104202040 is 40202401.

It is a self number, because there is not a number n which added to its sum of digits gives 104202040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21786 + ... + 26134.

It is an arithmetic number, because the mean of its divisors is an integer number (7340625).

Almost surely, 2^104202040 is an apocalyptic number.

104202040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104202040 is an abundant number, since it is smaller than the sum of its proper divisors (130697960).

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

104202040 is a wasteful number, since it uses less digits than its factorization.

104202040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959 (or 4955 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 104202040 is about 10207.9400468459. The cubic root of 104202040 is about 470.5712685427.

Adding to 104202040 its reverse (40202401), we get a palindrome (144404441).

The spelling of 104202040 in words is "one hundred four million, two hundred two thousand, forty".