220065650 has 24 divisors (see below), whose sum is σ = 467797440. Its totient is φ = 75450960.

The previous prime is 220065649. The next prime is 220065691. The reversal of 220065650 is 56560022.

It is a happy number.

220065650 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314030 + ... + 314729.

It is an arithmetic number, because the mean of its divisors is an integer number (19491560).

Almost surely, 2^220065650 is an apocalyptic number.

220065650 is an abundant number, since it is smaller than the sum of its proper divisors (247731790).

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

220065650 is a wasteful number, since it uses less digits than its factorization.

220065650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628778 (or 628773 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 220065650 is about 14834.6098701651. The cubic root of 220065650 is about 603.7411156813.

The spelling of 220065650 in words is "two hundred twenty million, sixty-five thousand, six hundred fifty".