135422210 has 32 divisors (see below), whose sum is σ = 303910272. Its totient is φ = 42209280.

The previous prime is 135422207. The next prime is 135422213. The reversal of 135422210 is 12224531.

It is an interprime number because it is at equal distance from previous prime (135422207) and next prime (135422213).

It is a super-2 number, since 2×135422210² = 36678349922568200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135422213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87167 + ... + 88706.

It is an arithmetic number, because the mean of its divisors is an integer number (9497196).

Almost surely, 2^135422210 is an apocalyptic number.

135422210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135422210 is an abundant number, since it is smaller than the sum of its proper divisors (168488062).

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

135422210 is a wasteful number, since it uses less digits than its factorization.

135422210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175898.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 135422210 is about 11637.1048805104. The cubic root of 135422210 is about 513.5270192632.

Adding to 135422210 its reverse (12224531), we get a palindrome (147646741).

The spelling of 135422210 in words is "one hundred thirty-five million, four hundred twenty-two thousand, two hundred ten".