545221682 has 16 divisors (see below), whose sum is σ = 880899360. Its totient is φ = 252256032.

The previous prime is 545221669. The next prime is 545221717. The reversal of 545221682 is 286122545.

545221682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 165203 + ... + 168470.

It is an arithmetic number, because the mean of its divisors is an integer number (55056210).

Almost surely, 2^545221682 is an apocalyptic number.

545221682 is a deficient number, since it is larger than the sum of its proper divisors (335677678).

545221682 is a wasteful number, since it uses less digits than its factorization.

545221682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333737.

The product of its digits is 38400, while the sum is 35.

The square root of 545221682 is about 23349.9824839335. The cubic root of 545221682 is about 816.9416522998.

The spelling of 545221682 in words is "five hundred forty-five million, two hundred twenty-one thousand, six hundred eighty-two".