804782249 has 2 divisors, whose sum is σ = 804782250. Its totient is φ = 804782248.

The previous prime is 804782239. The next prime is 804782309. The reversal of 804782249 is 942287408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693374224 + 111408025 = 26332^2 + 10555^2 .

It is a cyclic number.

It is not a de Polignac number, because 804782249 - 2²⁰ = 803733673 is a prime.

It is a super-3 number, since 3×804782249³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (804782239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402391124 + 402391125.

It is an arithmetic number, because the mean of its divisors is an integer number (402391125).

Almost surely, 2^804782249 is an apocalyptic number.

It is an amenable number.

804782249 is a deficient number, since it is larger than the sum of its proper divisors (1).

804782249 is an equidigital number, since it uses as much as digits as its factorization.

804782249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 804782249 is about 28368.6843015322. The cubic root of 804782249 is about 930.1638625203.

The spelling of 804782249 in words is "eight hundred four million, seven hundred eighty-two thousand, two hundred forty-nine".