220000524 has 24 divisors (see below), whose sum is σ = 519104880. Its totient is φ = 72509184.

The previous prime is 220000493. The next prime is 220000537. The reversal of 220000524 is 425000022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101929 + ... + 104064.

It is an arithmetic number, because the mean of its divisors is an integer number (21629370).

Almost surely, 2^220000524 is an apocalyptic number.

It is an amenable number.

220000524 is an abundant number, since it is smaller than the sum of its proper divisors (299104356).

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

220000524 is a wasteful number, since it uses less digits than its factorization.

220000524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206089 (or 206087 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 220000524 is about 14832.4146382172. The cubic root of 220000524 is about 603.6815529656.

Adding to 220000524 its reverse (425000022), we get a palindrome (645000546).

The spelling of 220000524 in words is "two hundred twenty million, five hundred twenty-four", and thus it is an aban number.