220776950 has 24 divisors (see below), whose sum is σ = 411737040. Its totient is φ = 88076000.

The previous prime is 220776937. The next prime is 220776953. The reversal of 220776950 is 59677022.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220776953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13775 + ... + 25125.

It is an arithmetic number, because the mean of its divisors is an integer number (17155710).

Almost surely, 2^220776950 is an apocalyptic number.

220776950 is a deficient number, since it is larger than the sum of its proper divisors (190960090).

220776950 is a wasteful number, since it uses less digits than its factorization.

220776950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11752 (or 11747 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 220776950 is about 14858.5648701347. The cubic root of 220776950 is about 604.3908902710.

The spelling of 220776950 in words is "two hundred twenty million, seven hundred seventy-six thousand, nine hundred fifty".