220306076 has 6 divisors (see below), whose sum is σ = 385535640. Its totient is φ = 110153036.

The previous prime is 220306067. The next prime is 220306087. The reversal of 220306076 is 670603022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27538256 + ... + 27538263.

It is an arithmetic number, because the mean of its divisors is an integer number (64255940).

Almost surely, 2^220306076 is an apocalyptic number.

It is an amenable number.

220306076 is a deficient number, since it is larger than the sum of its proper divisors (165229564).

220306076 is a wasteful number, since it uses less digits than its factorization.

220306076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55076523 (or 55076521 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 220306076 is about 14842.7112078623. The cubic root of 220306076 is about 603.9609019617.

Adding to 220306076 its reverse (670603022), we get a palindrome (890909098).

The spelling of 220306076 in words is "two hundred twenty million, three hundred six thousand, seventy-six".