100209796 has 6 divisors (see below), whose sum is σ = 175367150. Its totient is φ = 50104896.

The previous prime is 100209793. The next prime is 100209829. The reversal of 100209796 is 697902001.

It can be written as a sum of positive squares in only one way, i.e., 55800900 + 44408896 = 7470^2 + 6664^2 .

It is not an unprimeable number, because it can be changed into a prime (100209793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526221 + ... + 12526228.

Almost surely, 2^100209796 is an apocalyptic number.

It is an amenable number.

100209796 is a deficient number, since it is larger than the sum of its proper divisors (75157354).

100209796 is a wasteful number, since it uses less digits than its factorization.

100209796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25052453 (or 25052451 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 100209796 is about 10010.4843039685. The cubic root of 100209796 is about 464.4832522196.

The spelling of 100209796 in words is "one hundred million, two hundred nine thousand, seven hundred ninety-six".