804122936 has 8 divisors (see below), whose sum is σ = 1507730520. Its totient is φ = 402061464.

The previous prime is 804122929. The next prime is 804122939. The reversal of 804122936 is 639221408.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×804122936² = 1293227392402520192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 804122896 and 804122905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804122939) 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, 50257676 + ... + 50257691.

It is an arithmetic number, because the mean of its divisors is an integer number (188466315).

Almost surely, 2^804122936 is an apocalyptic number.

It is an amenable number.

804122936 is a deficient number, since it is larger than the sum of its proper divisors (703607584).

804122936 is a wasteful number, since it uses less digits than its factorization.

804122936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100515373 (or 100515369 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 804122936 is about 28357.0614838703. The cubic root of 804122936 is about 929.9097827466.

The spelling of 804122936 in words is "eight hundred four million, one hundred twenty-two thousand, nine hundred thirty-six".