104435140 has 12 divisors (see below), whose sum is σ = 219313836. Its totient is φ = 41774048.

The previous prime is 104435117. The next prime is 104435141. The reversal of 104435140 is 41534401.

It can be written as a sum of positive squares in 2 ways, for example, as 66292164 + 38142976 = 8142^2 + 6176^2 .

It is not an unprimeable number, because it can be changed into a prime (104435141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610859 + ... + 2610898.

It is an arithmetic number, because the mean of its divisors is an integer number (18276153).

Almost surely, 2^104435140 is an apocalyptic number.

104435140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104435140 is an abundant number, since it is smaller than the sum of its proper divisors (114878696).

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

104435140 is a wasteful number, since it uses less digits than its factorization.

104435140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221766 (or 5221764 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 104435140 is about 10219.3512514249. The cubic root of 104435140 is about 470.9218965851.

Adding to 104435140 its reverse (41534401), we get a palindrome (145969541).

The spelling of 104435140 in words is "one hundred four million, four hundred thirty-five thousand, one hundred forty".