135675228 has 72 divisors (see below), whose sum is σ = 345870000. Its totient is φ = 41373696.

The previous prime is 135675223. The next prime is 135675271. The reversal of 135675228 is 822576531.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135675223) 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 23 ways as a sum of consecutive naturals, for example, 301948 + ... + 302396.

It is an arithmetic number, because the mean of its divisors is an integer number (4803750).

Almost surely, 2^135675228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135675228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172935000).

135675228 is an abundant number, since it is smaller than the sum of its proper divisors (210194772).

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

135675228 is a wasteful number, since it uses less digits than its factorization.

135675228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 616 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 135675228 is about 11647.9709821067. The cubic root of 135675228 is about 513.8466387786.

The spelling of 135675228 in words is "one hundred thirty-five million, six hundred seventy-five thousand, two hundred twenty-eight".