804098245 has 16 divisors (see below), whose sum is σ = 1009707120. Its totient is φ = 614075904.

The previous prime is 804098233. The next prime is 804098257. The reversal of 804098245 is 542890408.

It is an interprime number because it is at equal distance from previous prime (804098233) and next prime (804098257).

It can be written as a sum of positive squares in 8 ways, for example, as 231070401 + 573027844 = 15201^2 + 23938^2 .

It is a cyclic number.

It is not a de Polignac number, because 804098245 - 2⁷ = 804098117 is a prime.

It is a super-2 number, since 2×804098245² = 1293147975224160050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 804098198 and 804098207.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 31200 + ... + 50809.

It is an arithmetic number, because the mean of its divisors is an integer number (63106695).

Almost surely, 2^804098245 is an apocalyptic number.

It is an amenable number.

804098245 is a deficient number, since it is larger than the sum of its proper divisors (205608875).

804098245 is a wasteful number, since it uses less digits than its factorization.

804098245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82104.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 804098245 is about 28356.6261215963. The cubic root of 804098245 is about 929.9002648663.

The spelling of 804098245 in words is "eight hundred four million, ninety-eight thousand, two hundred forty-five".