80489536 has 28 divisors (see below), whose sum is σ = 160134300. Its totient is φ = 40140800.

The previous prime is 80489527. The next prime is 80489551. The reversal of 80489536 is 63598408.

It can be written as a sum of positive squares in 2 ways, for example, as 45158400 + 35331136 = 6720^2 + 5944^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80489492 and 80489501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27336 + ... + 30136.

Almost surely, 2^80489536 is an apocalyptic number.

It is an amenable number.

80489536 is a deficient number, since it is larger than the sum of its proper divisors (79644764).

80489536 is a wasteful number, since it uses less digits than its factorization.

80489536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3262 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 80489536 is about 8971.5960675902. The cubic root of 80489536 is about 431.7640458161.

The spelling of 80489536 in words is "eighty million, four hundred eighty-nine thousand, five hundred thirty-six".