220541373 has 20 divisors (see below), whose sum is σ = 354794748. Its totient is φ = 135717120.

The previous prime is 220541353. The next prime is 220541381. The reversal of 220541373 is 373145022.

It can be written as a sum of positive squares in 2 ways, for example, as 49533444 + 171007929 = 7038^2 + 13077^2 .

It is not a de Polignac number, because 220541373 - 2⁹ = 220540861 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220541333) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 103668 + ... + 105773.

Almost surely, 2^220541373 is an apocalyptic number.

It is an amenable number.

220541373 is a deficient number, since it is larger than the sum of its proper divisors (134253375).

220541373 is a wasteful number, since it uses less digits than its factorization.

220541373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209466 (or 209457 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 220541373 is about 14850.6354409500. The cubic root of 220541373 is about 604.1758447775.

Adding to 220541373 its reverse (373145022), we get a palindrome (593686395).

The spelling of 220541373 in words is "two hundred twenty million, five hundred forty-one thousand, three hundred seventy-three".