100609994 has 8 divisors (see below), whose sum is σ = 150995460. Its totient is φ = 50278176.

The previous prime is 100609991. The next prime is 100610009. The reversal of 100609994 is 499906001.

It can be written as a sum of positive squares in 2 ways, for example, as 62331025 + 38278969 = 7895^2 + 6187^2 .

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

It is not an unprimeable number, because it can be changed into a prime (100609991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8339 + ... + 16454.

Almost surely, 2^100609994 is an apocalyptic number.

100609994 is a deficient number, since it is larger than the sum of its proper divisors (50385466).

100609994 is a wasteful number, since it uses less digits than its factorization.

100609994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26824.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 100609994 is about 10030.4533297354. The cubic root of 100609994 is about 465.1007512831.

The spelling of 100609994 in words is "one hundred million, six hundred nine thousand, nine hundred ninety-four".