104640044 has 6 divisors (see below), whose sum is σ = 183120084. Its totient is φ = 52320020.

The previous prime is 104640007. The next prime is 104640061. The reversal of 104640044 is 440046401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13080002 + ... + 13080009.

It is an arithmetic number, because the mean of its divisors is an integer number (30520014).

Almost surely, 2^104640044 is an apocalyptic number.

It is an amenable number.

104640044 is a deficient number, since it is larger than the sum of its proper divisors (78480040).

104640044 is a wasteful number, since it uses less digits than its factorization.

104640044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26160015 (or 26160013 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 104640044 is about 10229.3716327055. The cubic root of 104640044 is about 471.2296816893.

Adding to 104640044 its reverse (440046401), we get a palindrome (544686445).

The spelling of 104640044 in words is "one hundred four million, six hundred forty thousand, forty-four".