104030140 has 24 divisors (see below), whose sum is σ = 231314832. Its totient is φ = 39164160.

The previous prime is 104030137. The next prime is 104030153. The reversal of 104030140 is 41030401.

It is a self number, because there is not a number n which added to its sum of digits gives 104030140.

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, 152646 + ... + 153325.

It is an arithmetic number, because the mean of its divisors is an integer number (9638118).

Almost surely, 2^104030140 is an apocalyptic number.

104030140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104030140 is an abundant number, since it is smaller than the sum of its proper divisors (127284692).

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

104030140 is a wasteful number, since it uses less digits than its factorization.

104030140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305997 (or 305995 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 104030140 is about 10199.5166552146. The cubic root of 104030140 is about 470.3123621483.

Adding to 104030140 its reverse (41030401), we get a palindrome (145060541).

The spelling of 104030140 in words is "one hundred four million, thirty thousand, one hundred forty".