135039222 has 24 divisors (see below), whose sum is σ = 295485840. Its totient is φ = 44566800.

The previous prime is 135039209. The next prime is 135039241. The reversal of 135039222 is 222930531.

It is a super-3 number, since 3×135039222³ (a number of 25 digits) contains 333 as substring.

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 11 ways as a sum of consecutive naturals, for example, 35322 + ... + 38957.

It is an arithmetic number, because the mean of its divisors is an integer number (12311910).

Almost surely, 2^135039222 is an apocalyptic number.

135039222 is an abundant number, since it is smaller than the sum of its proper divisors (160446618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135039222 is a wasteful number, since it uses less digits than its factorization.

135039222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74388 (or 74385 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 135039222 is about 11620.6377621884. The cubic root of 135039222 is about 513.0424596937.

Adding to 135039222 its reverse (222930531), we get a palindrome (357969753).

The spelling of 135039222 in words is "one hundred thirty-five million, thirty-nine thousand, two hundred twenty-two".