220504342 has 8 divisors (see below), whose sum is σ = 342162000. Its totient is φ = 106450344.

The previous prime is 220504337. The next prime is 220504351. The reversal of 220504342 is 243405022.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900842 + ... + 1900957.

It is an arithmetic number, because the mean of its divisors is an integer number (42770250).

Almost surely, 2^220504342 is an apocalyptic number.

220504342 is a deficient number, since it is larger than the sum of its proper divisors (121657658).

220504342 is a wasteful number, since it uses less digits than its factorization.

220504342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801830.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 220504342 is about 14849.3886069427. The cubic root of 220504342 is about 604.1420272557.

Adding to 220504342 its reverse (243405022), we get a palindrome (463909364).

The spelling of 220504342 in words is "two hundred twenty million, five hundred four thousand, three hundred forty-two".