134420222 has 8 divisors (see below), whose sum is σ = 206548272. Its totient is φ = 65570800.

The previous prime is 134420213. The next prime is 134420227. The reversal of 134420222 is 222024431.

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

It is a junction number, because it is equal to n+sod(n) for n = 134420194 and 134420203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134420227) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 819554 + ... + 819717.

It is an arithmetic number, because the mean of its divisors is an integer number (25818534).

Almost surely, 2^134420222 is an apocalyptic number.

134420222 is a deficient number, since it is larger than the sum of its proper divisors (72128050).

134420222 is a wasteful number, since it uses less digits than its factorization.

134420222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639314.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 134420222 is about 11593.9735207564. The cubic root of 134420222 is about 512.2573550557.

Adding to 134420222 its reverse (222024431), we get a palindrome (356444653).

The spelling of 134420222 in words is "one hundred thirty-four million, four hundred twenty thousand, two hundred twenty-two".