804245207 has 4 divisors (see below), whose sum is σ = 813281760. Its totient is φ = 795208656.

The previous prime is 804245173. The next prime is 804245213. The reversal of 804245207 is 702542408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 804245207 - 2²⁴ = 787467991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804245227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4518143 + ... + 4518320.

It is an arithmetic number, because the mean of its divisors is an integer number (203320440).

Almost surely, 2^804245207 is an apocalyptic number.

804245207 is a deficient number, since it is larger than the sum of its proper divisors (9036553).

804245207 is an equidigital number, since it uses as much as digits as its factorization.

804245207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9036552.

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 804245207 is about 28359.2173199473. The cubic root of 804245207 is about 929.9569128687.

The spelling of 804245207 in words is "eight hundred four million, two hundred forty-five thousand, two hundred seven".