436091 has 2 divisors, whose sum is σ = 436092. Its totient is φ = 436090.

The previous prime is 436087. The next prime is 436097. The reversal of 436091 is 190634.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 436091 - 2² = 436087 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 436091.

It is not a weakly prime, because it can be changed into another prime (436097) 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, 218045 + 218046.

It is an arithmetic number, because the mean of its divisors is an integer number (218046).

2⁴³⁶⁰⁹¹ is an apocalyptic number.

436091 is a deficient number, since it is larger than the sum of its proper divisors (1).

436091 is an equidigital number, since it uses as much as digits as its factorization.

436091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 436091 is about 660.3718649367. The cubic root of 436091 is about 75.8331403878.

The spelling of 436091 in words is "four hundred thirty-six thousand, ninety-one".