100684925 has 12 divisors (see below), whose sum is σ = 136199616. Its totient is φ = 73225200.

The previous prime is 100684907. The next prime is 100684949. The reversal of 100684925 is 529486001.

It is not a de Polignac number, because 100684925 - 2¹⁰ = 100683901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182789 + ... + 183338.

It is an arithmetic number, because the mean of its divisors is an integer number (11349968).

Almost surely, 2^100684925 is an apocalyptic number.

It is an amenable number.

100684925 is a deficient number, since it is larger than the sum of its proper divisors (35514691).

100684925 is a wasteful number, since it uses less digits than its factorization.

100684925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366148 (or 366143 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 100684925 is about 10034.1878096835. The cubic root of 100684925 is about 465.2161865223.

The spelling of 100684925 in words is "one hundred million, six hundred eighty-four thousand, nine hundred twenty-five".