220240700 has 18 divisors (see below), whose sum is σ = 477922536. Its totient is φ = 88096240.

The previous prime is 220240693. The next prime is 220240751. The reversal of 220240700 is 7042022.

220240700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5 ways as a sum of consecutive naturals, for example, 1101104 + ... + 1101303.

It is an arithmetic number, because the mean of its divisors is an integer number (26551252).

Almost surely, 2^220240700 is an apocalyptic number.

220240700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220240700 is an abundant number, since it is smaller than the sum of its proper divisors (257681836).

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

220240700 is a wasteful number, since it uses less digits than its factorization.

220240700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202421 (or 2202414 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 220240700 is about 14840.5087513872. The cubic root of 220240700 is about 603.9011540948.

Adding to 220240700 its reverse (7042022), we get a palindrome (227282722).

The spelling of 220240700 in words is "two hundred twenty million, two hundred forty thousand, seven hundred".