220243526 has 8 divisors (see below), whose sum is σ = 330474144. Its totient is φ = 110085480.

The previous prime is 220243523. The next prime is 220243553. The reversal of 220243526 is 625342022.

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

It is a junction number, because it is equal to n+sod(n) for n = 220243495 and 220243504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220243523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9785 + ... + 23156.

It is an arithmetic number, because the mean of its divisors is an integer number (41309268).

Almost surely, 2^220243526 is an apocalyptic number.

220243526 is a deficient number, since it is larger than the sum of its proper divisors (110230618).

220243526 is a wasteful number, since it uses less digits than its factorization.

220243526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36286.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 220243526 is about 14840.6039634511. The cubic root of 220243526 is about 603.9037370527.

Adding to 220243526 its reverse (625342022), we get a palindrome (845585548).

The spelling of 220243526 in words is "two hundred twenty million, two hundred forty-three thousand, five hundred twenty-six".