802035649 has 2 divisors, whose sum is σ = 802035650. Its totient is φ = 802035648.

The previous prime is 802035623. The next prime is 802035757. The reversal of 802035649 is 946530208.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 710489025 + 91546624 = 26655^2 + 9568^2 .

It is a cyclic number.

It is not a de Polignac number, because 802035649 - 2⁵ = 802035617 is a prime.

It is a super-2 number, since 2×802035649² = 1286522364533702402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (802033649) 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, 401017824 + 401017825.

It is an arithmetic number, because the mean of its divisors is an integer number (401017825).

Almost surely, 2^802035649 is an apocalyptic number.

It is an amenable number.

802035649 is a deficient number, since it is larger than the sum of its proper divisors (1).

802035649 is an equidigital number, since it uses as much as digits as its factorization.

802035649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 802035649 is about 28320.2339149944. The cubic root of 802035649 is about 929.1044869524.

The spelling of 802035649 in words is "eight hundred two million, thirty-five thousand, six hundred forty-nine".