804246253 has 2 divisors, whose sum is σ = 804246254. Its totient is φ = 804246252.

The previous prime is 804246239. The next prime is 804246259. The reversal of 804246253 is 352642408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 635947524 + 168298729 = 25218^2 + 12973^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-804246253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804246259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402123126 + 402123127.

It is an arithmetic number, because the mean of its divisors is an integer number (402123127).

Almost surely, 2^804246253 is an apocalyptic number.

It is an amenable number.

804246253 is a deficient number, since it is larger than the sum of its proper divisors (1).

804246253 is an equidigital number, since it uses as much as digits as its factorization.

804246253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 804246253 is about 28359.2357619171. The cubic root of 804246253 is about 929.9573160353.

The spelling of 804246253 in words is "eight hundred four million, two hundred forty-six thousand, two hundred fifty-three".