30310104 has 128 divisors (see below), whose sum is σ = 88646400. Its totient is φ = 8547840.

The previous prime is 30310097. The next prime is 30310121. The reversal of 30310104 is 40101303.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 30310104.

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, 283219 + ... + 283325.

It is an arithmetic number, because the mean of its divisors is an integer number (692550).

Almost surely, 2^30310104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30310104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44323200).

30310104 is an abundant number, since it is smaller than the sum of its proper divisors (58336296).

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

30310104 is a wasteful number, since it uses less digits than its factorization.

30310104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 30310104 is about 5505.4612885752. The cubic root of 30310104 is about 311.7902107112.

Adding to 30310104 its reverse (40101303), we get a palindrome (70411407).

The spelling of 30310104 in words is "thirty million, three hundred ten thousand, one hundred four".