220042533 has 8 divisors (see below), whose sum is σ = 293980000. Its totient is φ = 146400048.

The previous prime is 220042523. The next prime is 220042547. The reversal of 220042533 is 335240022.

220042533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 220042533 - 2⁶ = 220042469 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 (220042523) 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, 71998 + ... + 74991.

It is an arithmetic number, because the mean of its divisors is an integer number (36747500).

Almost surely, 2^220042533 is an apocalyptic number.

It is an amenable number.

220042533 is a deficient number, since it is larger than the sum of its proper divisors (73937467).

220042533 is a wasteful number, since it uses less digits than its factorization.

220042533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147491.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 220042533 is about 14833.8306920364. The cubic root of 220042533 is about 603.7199747595.

Adding to 220042533 its reverse (335240022), we get a palindrome (555282555).

The spelling of 220042533 in words is "two hundred twenty million, forty-two thousand, five hundred thirty-three".