220500412 has 24 divisors (see below), whose sum is σ = 421332912. Its totient is φ = 100137600.

The previous prime is 220500409. The next prime is 220500433. The reversal of 220500412 is 214005022.

It is a congruent number.

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, 89112 + ... + 91552.

It is an arithmetic number, because the mean of its divisors is an integer number (17555538).

Almost surely, 2^220500412 is an apocalyptic number.

220500412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220500412 is a deficient number, since it is larger than the sum of its proper divisors (200832500).

220500412 is a wasteful number, since it uses less digits than its factorization.

220500412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509 (or 4507 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 220500412 is about 14849.2562776726. The cubic root of 220500412 is about 604.1384380712.

Adding to 220500412 its reverse (214005022), we get a palindrome (434505434).

The spelling of 220500412 in words is "two hundred twenty million, five hundred thousand, four hundred twelve".