220505235 has 8 divisors (see below), whose sum is σ = 352808400. Its totient is φ = 117602784.

The previous prime is 220505231. The next prime is 220505239. The reversal of 220505235 is 532505022.

It is an interprime number because it is at equal distance from previous prime (220505231) and next prime (220505239).

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

It is not a de Polignac number, because 220505235 - 2² = 220505231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220505231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7350160 + ... + 7350189.

It is an arithmetic number, because the mean of its divisors is an integer number (44101050).

Almost surely, 2^220505235 is an apocalyptic number.

220505235 is a deficient number, since it is larger than the sum of its proper divisors (132303165).

220505235 is a wasteful number, since it uses less digits than its factorization.

220505235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14700357.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 220505235 is about 14849.4186754903. The cubic root of 220505235 is about 604.1428428074.

The spelling of 220505235 in words is "two hundred twenty million, five hundred five thousand, two hundred thirty-five".