80566724 has 24 divisors (see below), whose sum is σ = 161638848. Its totient is φ = 34420320.

The previous prime is 80566721. The next prime is 80566729. The reversal of 80566724 is 42766508.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (80566721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4922 + ... + 13614.

It is an arithmetic number, because the mean of its divisors is an integer number (6734952).

Almost surely, 2^80566724 is an apocalyptic number.

It is an amenable number.

80566724 is an abundant number, since it is smaller than the sum of its proper divisors (81072124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80566724 is a wasteful number, since it uses less digits than its factorization.

80566724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035 (or 9033 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 80566724 is about 8975.8968354143. The cubic root of 80566724 is about 431.9020196744.

The spelling of 80566724 in words is "eighty million, five hundred sixty-six thousand, seven hundred twenty-four".