100427806 has 16 divisors (see below), whose sum is σ = 167898960. Its totient is φ = 44772480.

The previous prime is 100427791. The next prime is 100427813. The reversal of 100427806 is 608724001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77085 + ... + 78376.

It is an arithmetic number, because the mean of its divisors is an integer number (10493685).

Almost surely, 2^100427806 is an apocalyptic number.

100427806 is a deficient number, since it is larger than the sum of its proper divisors (67471154).

100427806 is a wasteful number, since it uses less digits than its factorization.

100427806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155499.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 100427806 is about 10021.3674715580. The cubic root of 100427806 is about 464.8198415667.

The spelling of 100427806 in words is "one hundred million, four hundred twenty-seven thousand, eight hundred six".