220734055 has 4 divisors (see below), whose sum is σ = 264880872. Its totient is φ = 176587240.

The previous prime is 220734023. The next prime is 220734067. The reversal of 220734055 is 550437022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220734055 - 2⁵ = 220734023 is a prime.

It is a Duffinian number.

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, 22073401 + ... + 22073410.

It is an arithmetic number, because the mean of its divisors is an integer number (66220218).

Almost surely, 2^220734055 is an apocalyptic number.

220734055 is a deficient number, since it is larger than the sum of its proper divisors (44146817).

220734055 is an equidigital number, since it uses as much as digits as its factorization.

220734055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44146816.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 220734055 is about 14857.1213564405. The cubic root of 220734055 is about 604.3517451422.

The spelling of 220734055 in words is "two hundred twenty million, seven hundred thirty-four thousand, fifty-five".