58278273 has 8 divisors (see below), whose sum is σ = 77874048. Its totient is φ = 38767344.

The previous prime is 58278271. The next prime is 58278289. The reversal of 58278273 is 37287285.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 58278273 - 2¹ = 58278271 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (58278271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19590 + ... + 22367.

It is an arithmetic number, because the mean of its divisors is an integer number (9734256).

Almost surely, 2^58278273 is an apocalyptic number.

It is an amenable number.

58278273 is a deficient number, since it is larger than the sum of its proper divisors (19595775).

58278273 is a wasteful number, since it uses less digits than its factorization.

58278273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42423.

The product of its digits is 188160, while the sum is 42.

The square root of 58278273 is about 7634.0207623506. The cubic root of 58278273 is about 387.7057343857.

The spelling of 58278273 in words is "fifty-eight million, two hundred seventy-eight thousand, two hundred seventy-three".