100104320 has 64 divisors (see below), whose sum is σ = 242792640. Its totient is φ = 39459840.

The previous prime is 100104287. The next prime is 100104337. The reversal of 100104320 is 23401001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44339 + ... + 46541.

It is an arithmetic number, because the mean of its divisors is an integer number (3793635).

Almost surely, 2^100104320 is an apocalyptic number.

100104320 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 100104320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121396320).

100104320 is an abundant number, since it is smaller than the sum of its proper divisors (142688320).

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

100104320 is an equidigital number, since it uses as much as digits as its factorization.

100104320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293 (or 2281 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 100104320 is about 10005.2146403763. The cubic root of 100104320 is about 464.3202307841.

Adding to 100104320 its reverse (23401001), we get a palindrome (123505321).

The spelling of 100104320 in words is "one hundred million, one hundred four thousand, three hundred twenty".