80366530 has 16 divisors (see below), whose sum is σ = 144763704. Its totient is φ = 32123520.

The previous prime is 80366509. The next prime is 80366543. The reversal of 80366530 is 3566308.

It can be written as a sum of positive squares in 4 ways, for example, as 63728289 + 16638241 = 7983^2 + 4079^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80366492 and 80366501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21694 + ... + 25126.

Almost surely, 2^80366530 is an apocalyptic number.

80366530 is a deficient number, since it is larger than the sum of its proper divisors (64397174).

80366530 is a wasteful number, since it uses less digits than its factorization.

80366530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 80366530 is about 8964.7381445305. The cubic root of 80366530 is about 431.5439896933.

The spelling of 80366530 in words is "eighty million, three hundred sixty-six thousand, five hundred thirty".