104173857 has 24 divisors (see below), whose sum is σ = 161091840. Its totient is φ = 67204080.

The previous prime is 104173819. The next prime is 104173879. The reversal of 104173857 is 758371401.

It is not a de Polignac number, because 104173857 - 2¹⁶ = 104108321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104173057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619 + ... + 14447.

It is an arithmetic number, because the mean of its divisors is an integer number (6712160).

Almost surely, 2^104173857 is an apocalyptic number.

It is an amenable number.

104173857 is a deficient number, since it is larger than the sum of its proper divisors (56917983).

104173857 is an equidigital number, since it uses as much as digits as its factorization.

104173857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13875 (or 13863 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 104173857 is about 10206.5595084730. The cubic root of 104173857 is about 470.5288403718.

The spelling of 104173857 in words is "one hundred four million, one hundred seventy-three thousand, eight hundred fifty-seven".