100209234 has 8 divisors (see below), whose sum is σ = 200418480. Its totient is φ = 33403076.

The previous prime is 100209233. The next prime is 100209247. The reversal of 100209234 is 432902001.

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

100209234 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 100209234.

It is not an unprimeable number, because it can be changed into a prime (100209233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8350764 + ... + 8350775.

It is an arithmetic number, because the mean of its divisors is an integer number (25052310).

Almost surely, 2^100209234 is an apocalyptic number.

100209234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100209234 is a wasteful number, since it uses less digits than its factorization.

100209234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16701544.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 100209234 is about 10010.4562333592. The cubic root of 100209234 is about 464.4823839077.

The spelling of 100209234 in words is "one hundred million, two hundred nine thousand, two hundred thirty-four".