104043665 has 24 divisors (see below), whose sum is σ = 140192640. Its totient is φ = 74037920.

The previous prime is 104043649. The next prime is 104043671. The reversal of 104043665 is 566340401.

It is a happy number.

It is not a de Polignac number, because 104043665 - 2⁴ = 104043649 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26606 + ... + 30264.

It is an arithmetic number, because the mean of its divisors is an integer number (5841360).

Almost surely, 2^104043665 is an apocalyptic number.

It is an amenable number.

104043665 is a deficient number, since it is larger than the sum of its proper divisors (36148975).

104043665 is a wasteful number, since it uses less digits than its factorization.

104043665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733 (or 3722 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 104043665 is about 10200.1796552806. The cubic root of 104043665 is about 470.3327430977.

The spelling of 104043665 in words is "one hundred four million, forty-three thousand, six hundred sixty-five".