926664091 has 2 divisors, whose sum is σ = 926664092. Its totient is φ = 926664090.

The previous prime is 926664077. The next prime is 926664107. The reversal of 926664091 is 190466629.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (190466629) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 926664091 - 2⁷ = 926663963 is a prime.

It is a super-4 number, since 4×926664091⁴ (a number of 37 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (926664691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463332045 + 463332046.

It is an arithmetic number, because the mean of its divisors is an integer number (463332046).

Almost surely, 2^926664091 is an apocalyptic number.

926664091 is a deficient number, since it is larger than the sum of its proper divisors (1).

926664091 is an equidigital number, since it uses as much as digits as its factorization.

926664091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 926664091 is about 30441.1578459164. The cubic root of 926664091 is about 974.9315195383.

The spelling of 926664091 in words is "nine hundred twenty-six million, six hundred sixty-four thousand, ninety-one".