100008442 has 8 divisors (see below), whose sum is σ = 150061716. Its totient is φ = 49987872.

The previous prime is 100008427. The next prime is 100008479. The reversal of 100008442 is 244800001.

It can be written as a sum of positive squares in 2 ways, for example, as 79405921 + 20602521 = 8911^2 + 4539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2008 + ... + 14284.

Almost surely, 2^100008442 is an apocalyptic number.

100008442 is a deficient number, since it is larger than the sum of its proper divisors (50053274).

100008442 is a wasteful number, since it uses less digits than its factorization.

100008442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16352.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 100008442 is about 10000.4220910920. The cubic root of 100008442 is about 464.1719444247.

Adding to 100008442 its reverse (244800001), we get a palindrome (344808443).

The spelling of 100008442 in words is "one hundred million, eight thousand, four hundred forty-two".