220713755 has 8 divisors (see below), whose sum is σ = 268209600. Its totient is φ = 174335616.

The previous prime is 220713721. The next prime is 220713763. The reversal of 220713755 is 557317022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220713755 - 2²⁰ = 219665179 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278990 + ... + 279779.

It is an arithmetic number, because the mean of its divisors is an integer number (33526200).

Almost surely, 2^220713755 is an apocalyptic number.

220713755 is a deficient number, since it is larger than the sum of its proper divisors (47495845).

220713755 is an equidigital number, since it uses as much as digits as its factorization.

220713755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558853.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 220713755 is about 14856.4381666670. The cubic root of 220713755 is about 604.3332179957. Note that the first 3 decimals are identical.

The spelling of 220713755 in words is "two hundred twenty million, seven hundred thirteen thousand, seven hundred fifty-five".