100009792 has 14 divisors (see below), whose sum is σ = 198457058. Its totient is φ = 50004864.

The previous prime is 100009769. The next prime is 100009817. The reversal of 100009792 is 297900001.

It can be written as a sum of positive squares in only one way, i.e., 91853056 + 8156736 = 9584^2 + 2856^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100009792.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 781263 + ... + 781390.

Almost surely, 2^100009792 is an apocalyptic number.

It is an amenable number.

100009792 is a deficient number, since it is larger than the sum of its proper divisors (98447266).

100009792 is an equidigital number, since it uses as much as digits as its factorization.

100009792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562665 (or 1562655 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 100009792 is about 10000.4895880152. The cubic root of 100009792 is about 464.1740330128.

Adding to 100009792 its reverse (297900001), we get a palindrome (397909793).

The spelling of 100009792 in words is "one hundred million, nine thousand, seven hundred ninety-two".