436027649 has 2 divisors, whose sum is σ = 436027650. Its totient is φ = 436027648.

The previous prime is 436027633. The next prime is 436027651. The reversal of 436027649 is 946720634.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433680625 + 2347024 = 20825^2 + 1532^2 .

It is a cyclic number.

It is not a de Polignac number, because 436027649 - 2⁴ = 436027633 is a prime.

It is a super-2 number, since 2×436027649² = 380240221384934402, which contains 22 as substring.

Together with 436027651, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (436027699) 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, 218013824 + 218013825.

It is an arithmetic number, because the mean of its divisors is an integer number (218013825).

Almost surely, 2^436027649 is an apocalyptic number.

It is an amenable number.

436027649 is a deficient number, since it is larger than the sum of its proper divisors (1).

436027649 is an equidigital number, since it uses as much as digits as its factorization.

436027649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 436027649 is about 20881.2750807991. The cubic root of 436027649 is about 758.2946811305.

The spelling of 436027649 in words is "four hundred thirty-six million, twenty-seven thousand, six hundred forty-nine".