104533440 has 224 divisors, whose sum is σ = 381853440. Its totient is φ = 23961600.

The previous prime is 104533439. The next prime is 104533453. The reversal of 104533440 is 44335401.

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 104533440.

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, 200380 + ... + 200900.

Almost surely, 2^104533440 is an apocalyptic number.

104533440 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 104533440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190926720).

104533440 is an abundant number, since it is smaller than the sum of its proper divisors (277320000).

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

104533440 is a wasteful number, since it uses less digits than its factorization.

104533440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 104533440 is about 10224.1596231671. The cubic root of 104533440 is about 471.0696026348.

Adding to 104533440 its reverse (44335401), we get a palindrome (148868841).

The spelling of 104533440 in words is "one hundred four million, five hundred thirty-three thousand, four hundred forty".