136005252 has 48 divisors (see below), whose sum is σ = 322496832. Its totient is φ = 44605440.

The previous prime is 136005251. The next prime is 136005271. The reversal of 136005252 is 252500631.

It is not an unprimeable number, because it can be changed into a prime (136005251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385108 + ... + 385460.

It is an arithmetic number, because the mean of its divisors is an integer number (6718684).

Almost surely, 2^136005252 is an apocalyptic number.

136005252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136005252 is an abundant number, since it is smaller than the sum of its proper divisors (186491580).

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

136005252 is a wasteful number, since it uses less digits than its factorization.

136005252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788 (or 786 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 136005252 is about 11662.1289651590. The cubic root of 136005252 is about 514.2629378361.

Adding to 136005252 its reverse (252500631), we get a palindrome (388505883).

The spelling of 136005252 in words is "one hundred thirty-six million, five thousand, two hundred fifty-two".