104243544 has 64 divisors (see below), whose sum is σ = 302169600. Its totient is φ = 33235488.

The previous prime is 104243543. The next prime is 104243551. The reversal of 104243544 is 445342401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104243543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5524 + ... + 15459.

It is an arithmetic number, because the mean of its divisors is an integer number (4721400).

Almost surely, 2^104243544 is an apocalyptic number.

It is an amenable number.

104243544 is an abundant number, since it is smaller than the sum of its proper divisors (197926056).

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

104243544 is a wasteful number, since it uses less digits than its factorization.

104243544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21021 (or 21011 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 104243544 is about 10209.9727717561. The cubic root of 104243544 is about 470.6337369213.

Adding to 104243544 its reverse (445342401), we get a palindrome (549585945).

The spelling of 104243544 in words is "one hundred four million, two hundred forty-three thousand, five hundred forty-four".