80268736 has 28 divisors (see below), whose sum is σ = 159570928. Its totient is φ = 40061952.

The previous prime is 80268697. The next prime is 80268739. The reversal of 80268736 is 63786208.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80268739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61240 + ... + 62536.

Almost surely, 2^80268736 is an apocalyptic number.

It is an amenable number.

80268736 is a deficient number, since it is larger than the sum of its proper divisors (79302192).

80268736 is a wasteful number, since it uses less digits than its factorization.

80268736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276 (or 2266 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 80268736 is about 8959.2821140982. The cubic root of 80268736 is about 431.3688772325.

The spelling of 80268736 in words is "eighty million, two hundred sixty-eight thousand, seven hundred thirty-six".