100796643 has 24 divisors (see below), whose sum is σ = 151460400. Its totient is φ = 67079664.

The previous prime is 100796639. The next prime is 100796651. The reversal of 100796643 is 346697001.

100796643 is a `hidden beast` number, since 1 + 0 + 0 + 7 + 9 + 6 + 643 = 666.

It is not a de Polignac number, because 100796643 - 2² = 100796639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100796598 and 100796607.

It is not an unprimeable number, because it can be changed into a prime (100794643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176863 + ... + 177431.

It is an arithmetic number, because the mean of its divisors is an integer number (6310850).

Almost surely, 2^100796643 is an apocalyptic number.

100796643 is a deficient number, since it is larger than the sum of its proper divisors (50663757).

100796643 is an frugal number, since it uses more digits than its factorization.

100796643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 100796643 is about 10039.7531344152. The cubic root of 100796643 is about 465.3881878125.

The spelling of 100796643 in words is "one hundred million, seven hundred ninety-six thousand, six hundred forty-three".