220425243 has 32 divisors (see below), whose sum is σ = 310328064. Its totient is φ = 139024512.

The previous prime is 220425241. The next prime is 220425287. The reversal of 220425243 is 342524022.

It is a happy number.

220425243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220425243 - 2¹ = 220425241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220425241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 795621 + ... + 795897.

It is an arithmetic number, because the mean of its divisors is an integer number (9697752).

Almost surely, 2^220425243 is an apocalyptic number.

220425243 is a deficient number, since it is larger than the sum of its proper divisors (89902821).

220425243 is a wasteful number, since it uses less digits than its factorization.

220425243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 220425243 is about 14846.7249924015. The cubic root of 220425243 is about 604.0697796302.

Adding to 220425243 its reverse (342524022), we get a palindrome (562949265).

The spelling of 220425243 in words is "two hundred twenty million, four hundred twenty-five thousand, two hundred forty-three".