100740008 has 8 divisors (see below), whose sum is σ = 188887530. Its totient is φ = 50370000.

The previous prime is 100740007. The next prime is 100740019. The reversal of 100740008 is 800047001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 78818884 + 21921124 = 8878^2 + 4682^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (100740007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6296243 + ... + 6296258.

Almost surely, 2^100740008 is an apocalyptic number.

It is an amenable number.

100740008 is a deficient number, since it is larger than the sum of its proper divisors (88147522).

100740008 is a wasteful number, since it uses less digits than its factorization.

100740008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12592507 (or 12592503 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 100740008 is about 10036.9322006278. The cubic root of 100740008 is about 465.3010083283.

Adding to 100740008 its reverse (800047001), we get a palindrome (900787009).

The spelling of 100740008 in words is "one hundred million, seven hundred forty thousand, eight".