104173440 has 256 divisors, whose sum is σ = 397163520. Its totient is φ = 22708224.

The previous prime is 104173439. The next prime is 104173451. The reversal of 104173440 is 44371401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 104173440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308952 + ... + 309288.

It is an arithmetic number, because the mean of its divisors is an integer number (1551420).

Almost surely, 2^104173440 is an apocalyptic number.

104173440 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 104173440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198581760).

104173440 is an abundant number, since it is smaller than the sum of its proper divisors (292990080).

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

104173440 is a wasteful number, since it uses less digits than its factorization.

104173440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 104173440 is about 10206.5390804131. The cubic root of 104173440 is about 470.5282125406.

The spelling of 104173440 in words is "one hundred four million, one hundred seventy-three thousand, four hundred forty".