220516672 has 28 divisors (see below), whose sum is σ = 439578496. Its totient is φ = 109756800.

The previous prime is 220516661. The next prime is 220516691. The reversal of 220516672 is 276615022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6547 + ... + 21997.

It is an arithmetic number, because the mean of its divisors is an integer number (15699232).

Almost surely, 2^220516672 is an apocalyptic number.

It is an amenable number.

220516672 is a deficient number, since it is larger than the sum of its proper divisors (219061824).

220516672 is a wasteful number, since it uses less digits than its factorization.

220516672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15686 (or 15676 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 220516672 is about 14849.8037697473. The cubic root of 220516672 is about 604.1532877027.

The spelling of 220516672 in words is "two hundred twenty million, five hundred sixteen thousand, six hundred seventy-two".