104193644 has 24 divisors (see below), whose sum is σ = 196405440. Its totient is φ = 48205584.

The previous prime is 104193641. The next prime is 104193659. The reversal of 104193644 is 446391401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 104193644.

It is not an unprimeable number, because it can be changed into a prime (104193641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12674 + ... + 19209.

It is an arithmetic number, because the mean of its divisors is an integer number (8183560).

Almost surely, 2^104193644 is an apocalyptic number.

It is an amenable number.

104193644 is a deficient number, since it is larger than the sum of its proper divisors (92211796).

104193644 is a wasteful number, since it uses less digits than its factorization.

104193644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31949 (or 31947 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 104193644 is about 10207.5287900647. The cubic root of 104193644 is about 470.5586295627.

The spelling of 104193644 in words is "one hundred four million, one hundred ninety-three thousand, six hundred forty-four".