80493727 has 4 divisors (see below), whose sum is σ = 80609256. Its totient is φ = 80378200.

The previous prime is 80493719. The next prime is 80493731. The reversal of 80493727 is 72739408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80493727 - 2³ = 80493719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80493727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80493737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56713 + ... + 58114.

It is an arithmetic number, because the mean of its divisors is an integer number (20152314).

Almost surely, 2^80493727 is an apocalyptic number.

80493727 is a deficient number, since it is larger than the sum of its proper divisors (115529).

80493727 is a wasteful number, since it uses less digits than its factorization.

80493727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115528.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 80493727 is about 8971.8296350299. The cubic root of 80493727 is about 431.7715395095.

The spelling of 80493727 in words is "eighty million, four hundred ninety-three thousand, seven hundred twenty-seven".