220042324 has 6 divisors (see below), whose sum is σ = 385074074. Its totient is φ = 110021160.

The previous prime is 220042321. The next prime is 220042349. The reversal of 220042324 is 423240022.

It can be written as a sum of positive squares in only one way, i.e., 123609924 + 96432400 = 11118^2 + 9820^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042321) 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 as a sum of consecutive naturals, namely, 27505287 + ... + 27505294.

Almost surely, 2^220042324 is an apocalyptic number.

It is an amenable number.

220042324 is a deficient number, since it is larger than the sum of its proper divisors (165031750).

220042324 is a wasteful number, since it uses less digits than its factorization.

220042324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55010585 (or 55010583 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 220042324 is about 14833.8236473271. The cubic root of 220042324 is about 603.7197836184.

Adding to 220042324 its reverse (423240022), we get a palindrome (643282346).

The spelling of 220042324 in words is "two hundred twenty million, forty-two thousand, three hundred twenty-four".