104309240 has 96 divisors (see below), whose sum is σ = 287485200. Its totient is φ = 33868800.

The previous prime is 104309239. The next prime is 104309269. The reversal of 104309240 is 42903401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35840 + ... + 38640.

Almost surely, 2^104309240 is an apocalyptic number.

104309240 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 104309240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143742600).

104309240 is an abundant number, since it is smaller than the sum of its proper divisors (183175960).

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

104309240 is a wasteful number, since it uses less digits than its factorization.

104309240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845 (or 2834 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 104309240 is about 10213.1895116070. The cubic root of 104309240 is about 470.7325832060.

The spelling of 104309240 in words is "one hundred four million, three hundred nine thousand, two hundred forty".