926923009 has 2 divisors, whose sum is σ = 926923010. Its totient is φ = 926923008.

The previous prime is 926922967. The next prime is 926923043. The reversal of 926923009 is 900329629.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 741200625 + 185722384 = 27225^2 + 13628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-926923009 is a prime.

It is a super-2 number, since 2×926923009² = 1718372529227228162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (926923909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463461504 + 463461505.

It is an arithmetic number, because the mean of its divisors is an integer number (463461505).

Almost surely, 2^926923009 is an apocalyptic number.

It is an amenable number.

926923009 is a deficient number, since it is larger than the sum of its proper divisors (1).

926923009 is an equidigital number, since it uses as much as digits as its factorization.

926923009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 926923009 is about 30445.4103109155. The cubic root of 926923009 is about 975.0223125290.

The spelling of 926923009 in words is "nine hundred twenty-six million, nine hundred twenty-three thousand, nine".