104512044 has 48 divisors (see below), whose sum is σ = 300140288. Its totient is φ = 27563328.

The previous prime is 104512033. The next prime is 104512063. The reversal of 104512044 is 440215401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 104512044.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46762 + ... + 48945.

Almost surely, 2^104512044 is an apocalyptic number.

104512044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

104512044 is an abundant number, since it is smaller than the sum of its proper divisors (195628244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104512044 is a wasteful number, since it uses less digits than its factorization.

104512044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95734 (or 95732 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 104512044 is about 10223.1132244537. The cubic root of 104512044 is about 471.0374607896.

Adding to 104512044 its reverse (440215401), we get a palindrome (544727445).

The spelling of 104512044 in words is "one hundred four million, five hundred twelve thousand, forty-four".