220766204 has 24 divisors (see below), whose sum is σ = 392345856. Its totient is φ = 108680000.

The previous prime is 220766201. The next prime is 220766219. The reversal of 220766204 is 402667022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220766201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75734 + ... + 78594.

It is an arithmetic number, because the mean of its divisors is an integer number (16347744).

Almost surely, 2^220766204 is an apocalyptic number.

It is an amenable number.

220766204 is a deficient number, since it is larger than the sum of its proper divisors (171579652).

220766204 is a wasteful number, since it uses less digits than its factorization.

220766204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157 (or 3155 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 220766204 is about 14858.2032561141. The cubic root of 220766204 is about 604.3810841600.

The spelling of 220766204 in words is "two hundred twenty million, seven hundred sixty-six thousand, two hundred four".