220422434 has 8 divisors (see below), whose sum is σ = 333157968. Its totient is φ = 109369780.

The previous prime is 220422421. The next prime is 220422443. The reversal of 220422434 is 434224022.

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

It is a Curzon 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, 420392 + ... + 420915.

It is an arithmetic number, because the mean of its divisors is an integer number (41644746).

Almost surely, 2^220422434 is an apocalyptic number.

220422434 is a deficient number, since it is larger than the sum of its proper divisors (112735534).

220422434 is a wasteful number, since it uses less digits than its factorization.

220422434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841440.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 220422434 is about 14846.6303921125. The cubic root of 220422434 is about 604.0672136215.

Adding to 220422434 its reverse (434224022), we get a palindrome (654646456).

The spelling of 220422434 in words is "two hundred twenty million, four hundred twenty-two thousand, four hundred thirty-four".