104055140 has 24 divisors (see below), whose sum is σ = 249732672. Its totient is φ = 35676000.

The previous prime is 104055139. The next prime is 104055163. The reversal of 104055140 is 41550401.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 371486 + ... + 371765.

It is an arithmetic number, because the mean of its divisors is an integer number (10405528).

Almost surely, 2^104055140 is an apocalyptic number.

104055140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104055140 is an abundant number, since it is smaller than the sum of its proper divisors (145677532).

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

104055140 is a wasteful number, since it uses less digits than its factorization.

104055140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743267 (or 743265 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 104055140 is about 10200.7421298649. The cubic root of 104055140 is about 470.3500334979.

The spelling of 104055140 in words is "one hundred four million, fifty-five thousand, one hundred forty".