100023308 has 72 divisors (see below), whose sum is σ = 235282320. Its totient is φ = 36664320.

The previous prime is 100023299. The next prime is 100023311. The reversal of 100023308 is 803320001.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 35288 + ... + 38016.

It is an arithmetic number, because the mean of its divisors is an integer number (3267810).

Almost surely, 2^100023308 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 100023308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117641160).

100023308 is an abundant number, since it is smaller than the sum of its proper divisors (135259012).

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

100023308 is a wasteful number, since it uses less digits than its factorization.

100023308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775 (or 2766 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 100023308 is about 10001.1653321001. The cubic root of 100023308 is about 464.1949426107.

Adding to 100023308 its reverse (803320001), we get a palindrome (903343309).

The spelling of 100023308 in words is "one hundred million, twenty-three thousand, three hundred eight".