802463449 has 2 divisors, whose sum is σ = 802463450. Its totient is φ = 802463448.

The previous prime is 802463447. The next prime is 802463471. The reversal of 802463449 is 944364208.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505935049 + 296528400 = 22493^2 + 17220^2 .

It is a cyclic number.

It is not a de Polignac number, because 802463449 - 2¹ = 802463447 is a prime.

Together with 802463447, 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 (802463447) 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, 401231724 + 401231725.

It is an arithmetic number, because the mean of its divisors is an integer number (401231725).

Almost surely, 2^802463449 is an apocalyptic number.

It is an amenable number.

802463449 is a deficient number, since it is larger than the sum of its proper divisors (1).

802463449 is an equidigital number, since it uses as much as digits as its factorization.

802463449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 802463449 is about 28327.7858118138. The cubic root of 802463449 is about 929.2696501226.

The spelling of 802463449 in words is "eight hundred two million, four hundred sixty-three thousand, four hundred forty-nine".