220033045 has 8 divisors (see below), whose sum is σ = 266654520. Its totient is φ = 174283200.

The previous prime is 220033031. The next prime is 220033049. The reversal of 220033045 is 540330022.

It can be written as a sum of positive squares in 4 ways, for example, as 92275236 + 127757809 = 9606^2 + 11303^2 .

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

It is not a de Polignac number, because 220033045 - 2⁵ = 220033013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220033049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217350 + ... + 218359.

It is an arithmetic number, because the mean of its divisors is an integer number (33331815).

Almost surely, 2^220033045 is an apocalyptic number.

It is an amenable number.

220033045 is a deficient number, since it is larger than the sum of its proper divisors (46621475).

220033045 is a wasteful number, since it uses less digits than its factorization.

220033045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435815.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 220033045 is about 14833.5108790873. The cubic root of 220033045 is about 603.7112973803.

Adding to 220033045 its reverse (540330022), we get a palindrome (760363067).

It can be divided in two parts, 2200 and 33045, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 220033045 in words is "two hundred twenty million, thirty-three thousand, forty-five".