104392 has 8 divisors (see below), whose sum is σ = 195750. Its totient is φ = 52192.

The previous prime is 104383. The next prime is 104393. The reversal of 104392 is 293401.

It can be written as a sum of positive squares in only one way, i.e., 86436 + 17956 = 294^2 + 134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (104393) by changing a digit.

104392 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6517 + ... + 6532.

2¹⁰⁴³⁹² is an apocalyptic number.

It is an amenable number.

104392 is a deficient number, since it is larger than the sum of its proper divisors (91358).

104392 is a wasteful number, since it uses less digits than its factorization.

104392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13055 (or 13051 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 104392 is about 323.0975085017. The cubic root of 104392 is about 47.0857044951.

Adding to 104392 its reverse (293401), we get a palindrome (397793).

It can be divided in two parts, 104 and 392, that added together give a triangular number (496 = T₃₁).

The spelling of 104392 in words is "one hundred four thousand, three hundred ninety-two".