220500773 has 4 divisors (see below), whose sum is σ = 220554048. Its totient is φ = 220447500.

The previous prime is 220500769. The next prime is 220500811. The reversal of 220500773 is 377005022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220500773 - 2² = 220500769 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220500703) 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, 19853 + ... + 28898.

It is an arithmetic number, because the mean of its divisors is an integer number (55138512).

Almost surely, 2^220500773 is an apocalyptic number.

It is an amenable number.

220500773 is a deficient number, since it is larger than the sum of its proper divisors (53275).

220500773 is an equidigital number, since it uses as much as digits as its factorization.

220500773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53274.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 220500773 is about 14849.2684331586. The cubic root of 220500773 is about 604.1387677665.

Adding to 220500773 its reverse (377005022), we get a palindrome (597505795).

The spelling of 220500773 in words is "two hundred twenty million, five hundred thousand, seven hundred seventy-three".