220434117 has 8 divisors (see below), whose sum is σ = 293995296. Its totient is φ = 146914512.

The previous prime is 220434113. The next prime is 220434119. The reversal of 220434117 is 711434022.

It is a happy number.

220434117 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 220434117 - 2² = 220434113 is a prime.

It is a super-4 number, since 4×220434117⁴ (a number of 34 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220434113) 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, 5418 + ... + 21684.

It is an arithmetic number, because the mean of its divisors is an integer number (36749412).

Almost surely, 2^220434117 is an apocalyptic number.

It is an amenable number.

220434117 is a deficient number, since it is larger than the sum of its proper divisors (73561179).

220434117 is a wasteful number, since it uses less digits than its factorization.

220434117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20787.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 220434117 is about 14847.0238431815. The cubic root of 220434117 is about 604.0778858453.

Adding to 220434117 its reverse (711434022), we get a palindrome (931868139).

The spelling of 220434117 in words is "two hundred twenty million, four hundred thirty-four thousand, one hundred seventeen".