135664222 has 8 divisors (see below), whose sum is σ = 206284176. Its totient is φ = 66902832.

The previous prime is 135664211. The next prime is 135664223. The reversal of 135664222 is 222466531.

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

It is a super-2 number, since 2×135664222² = 36809562261730568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135664223) by changing a digit.

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, 464458 + ... + 464749.

It is an arithmetic number, because the mean of its divisors is an integer number (25785522).

Almost surely, 2^135664222 is an apocalyptic number.

135664222 is a deficient number, since it is larger than the sum of its proper divisors (70619954).

135664222 is an equidigital number, since it uses as much as digits as its factorization.

135664222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929282.

The product of its digits is 17280, while the sum is 31.

The square root of 135664222 is about 11647.4985297273. The cubic root of 135664222 is about 513.8327439576.

The spelling of 135664222 in words is "one hundred thirty-five million, six hundred sixty-four thousand, two hundred twenty-two".