82893091 has 2 divisors, whose sum is σ = 82893092. Its totient is φ = 82893090.

The previous prime is 82893079. The next prime is 82893131. The reversal of 82893091 is 19039828.

It is an a-pointer prime, because the next prime (82893131) can be obtained adding 82893091 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82893091 - 2⁷ = 82892963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82893011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41446545 + 41446546.

It is an arithmetic number, because the mean of its divisors is an integer number (41446546).

Almost surely, 2^82893091 is an apocalyptic number.

82893091 is a deficient number, since it is larger than the sum of its proper divisors (1).

82893091 is an equidigital number, since it uses as much as digits as its factorization.

82893091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 82893091 is about 9104.5642949018. The cubic root of 82893091 is about 436.0196996822.

The spelling of 82893091 in words is "eighty-two million, eight hundred ninety-three thousand, ninety-one".