78573 has 8 divisors (see below), whose sum is σ = 114336. Its totient is φ = 47600.

The previous prime is 78571. The next prime is 78577. The reversal of 78573 is 37587.

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

It is a cyclic number.

It is not a de Polignac number, because 78573 - 2¹ = 78571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 78573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158 + ... + 1223.

It is an arithmetic number, because the mean of its divisors is an integer number (14292).

2⁷⁸⁵⁷³ is an apocalyptic number.

It is an amenable number.

78573 is a deficient number, since it is larger than the sum of its proper divisors (35763).

78573 is a wasteful number, since it uses less digits than its factorization.

78573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395.

The product of its digits is 5880, while the sum is 30.

The square root of 78573 is about 280.3087583362. The cubic root of 78573 is about 42.8309570195.

It can be divided in two parts, 785 and 73, that added together give a palindrome (858).

The spelling of 78573 in words is "seventy-eight thousand, five hundred seventy-three".