220936424 has 16 divisors (see below), whose sum is σ = 414431520. Its totient is φ = 110421360.

The previous prime is 220936423. The next prime is 220936433. The reversal of 220936424 is 424639022.

220936424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (220936423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21947 + ... + 30389.

It is an arithmetic number, because the mean of its divisors is an integer number (25901970).

Almost surely, 2^220936424 is an apocalyptic number.

It is an amenable number.

220936424 is a deficient number, since it is larger than the sum of its proper divisors (193495096).

220936424 is a wasteful number, since it uses less digits than its factorization.

220936424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11720 (or 11716 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 220936424 is about 14863.9303012359. The cubic root of 220936424 is about 604.5363786398.

The spelling of 220936424 in words is "two hundred twenty million, nine hundred thirty-six thousand, four hundred twenty-four".