220500632 has 32 divisors (see below), whose sum is σ = 470638080. Its totient is φ = 95868960.

The previous prime is 220500611. The next prime is 220500647. The reversal of 220500632 is 236005022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52448 + ... + 56495.

It is an arithmetic number, because the mean of its divisors is an integer number (14707440).

Almost surely, 2^220500632 is an apocalyptic number.

220500632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220500632 is an abundant number, since it is smaller than the sum of its proper divisors (250137448).

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

220500632 is a wasteful number, since it uses less digits than its factorization.

220500632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108983 (or 108979 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 220500632 is about 14849.2636854492. The cubic root of 220500632 is about 604.1386389936.

Adding to 220500632 its reverse (236005022), we get a palindrome (456505654).

The spelling of 220500632 in words is "two hundred twenty million, five hundred thousand, six hundred thirty-two".