220134500 has 24 divisors (see below), whose sum is σ = 480774840. Its totient is φ = 88053600.

The previous prime is 220134491. The next prime is 220134517. The reversal of 220134500 is 5431022.

It can be written as a sum of positive squares in 4 ways, for example, as 2748964 + 217385536 = 1658^2 + 14744^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219635 + ... + 220634.

It is an arithmetic number, because the mean of its divisors is an integer number (20032285).

Almost surely, 2^220134500 is an apocalyptic number.

220134500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220134500 is an abundant number, since it is smaller than the sum of its proper divisors (260640340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220134500 is a wasteful number, since it uses less digits than its factorization.

220134500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440288 (or 440276 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 220134500 is about 14836.9302754984. The cubic root of 220134500 is about 603.8040715032.

Adding to 220134500 its reverse (5431022), we get a palindrome (225565522).

The spelling of 220134500 in words is "two hundred twenty million, one hundred thirty-four thousand, five hundred".