136552 has 24 divisors (see below), whose sum is σ = 279990. Its totient is φ = 62400.

The previous prime is 136547. The next prime is 136559. The reversal of 136552 is 255631.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 106276 + 30276 = 326^2 + 174^2 .

It is not an unprimeable number, because it can be changed into a prime (136559) 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 5 ways as a sum of consecutive naturals, for example, 1302 + ... + 1402.

2¹³⁶⁵⁵² 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 136552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139995).

136552 is an abundant number, since it is smaller than the sum of its proper divisors (143438).

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

136552 is a wasteful number, since it uses less digits than its factorization.

136552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 116 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 136552 is about 369.5294304923. The cubic root of 136552 is about 51.4951137476.

The spelling of 136552 in words is "one hundred thirty-six thousand, five hundred fifty-two".