104544440 has 192 divisors, whose sum is σ = 322328160. Its totient is φ = 29998080.

The previous prime is 104544439. The next prime is 104544467. The reversal of 104544440 is 44445401.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 280094 + ... + 280466.

Almost surely, 2^104544440 is an apocalyptic number.

104544440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104544440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161164080).

104544440 is an abundant number, since it is smaller than the sum of its proper divisors (217783720).

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

104544440 is a wasteful number, since it uses less digits than its factorization.

104544440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 104544440 is about 10224.6975505391. The cubic root of 104544440 is about 471.0861255258.

Adding to 104544440 its reverse (44445401), we get a palindrome (148989841).

The spelling of 104544440 in words is "one hundred four million, five hundred forty-four thousand, four hundred forty".