80364547 has 4 divisors (see below), whose sum is σ = 84594280. Its totient is φ = 76134816.

The previous prime is 80364527. The next prime is 80364569. The reversal of 80364547 is 74546308.

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 80364547 - 2¹⁹ = 79840259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80364527) 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, 2114838 + ... + 2114875.

It is an arithmetic number, because the mean of its divisors is an integer number (21148570).

Almost surely, 2^80364547 is an apocalyptic number.

80364547 is a deficient number, since it is larger than the sum of its proper divisors (4229733).

80364547 is a wasteful number, since it uses less digits than its factorization.

80364547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229732.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 80364547 is about 8964.6275438526. The cubic root of 80364547 is about 431.5404402938.

The spelling of 80364547 in words is "eighty million, three hundred sixty-four thousand, five hundred forty-seven".