220433774 has 8 divisors (see below), whose sum is σ = 360709848. Its totient is φ = 100197160.

The previous prime is 220433767. The next prime is 220433789. The reversal of 220433774 is 477334022.

220433774 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×220433774³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220433774.

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, 5009837 + ... + 5009880.

It is an arithmetic number, because the mean of its divisors is an integer number (45088731).

Almost surely, 2^220433774 is an apocalyptic number.

220433774 is a deficient number, since it is larger than the sum of its proper divisors (140276074).

220433774 is a wasteful number, since it uses less digits than its factorization.

220433774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10019730.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 220433774 is about 14847.0122920404. The cubic root of 220433774 is about 604.0775725259.

Adding to 220433774 its reverse (477334022), we get a palindrome (697767796).

The spelling of 220433774 in words is "two hundred twenty million, four hundred thirty-three thousand, seven hundred seventy-four".