135022446 has 48 divisors (see below), whose sum is σ = 321781824. Its totient is φ = 40658112.

The previous prime is 135022439. The next prime is 135022469. The reversal of 135022446 is 644220531.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4860 + ... + 17136.

It is an arithmetic number, because the mean of its divisors is an integer number (6703788).

Almost surely, 2^135022446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135022446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160890912).

135022446 is an abundant number, since it is smaller than the sum of its proper divisors (186759378).

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

135022446 is a wasteful number, since it uses less digits than its factorization.

135022446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345 (or 12342 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 135022446 is about 11619.9159205220. The cubic root of 135022446 is about 513.0212136275.

Adding to 135022446 its reverse (644220531), we get a palindrome (779242977).

The spelling of 135022446 in words is "one hundred thirty-five million, twenty-two thousand, four hundred forty-six".