136618252 has 24 divisors (see below), whose sum is σ = 249984000. Its totient is φ = 65206416.

The previous prime is 136618241. The next prime is 136618283. The reversal of 136618252 is 252816631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55749 + ... + 58147.

It is an arithmetic number, because the mean of its divisors is an integer number (10416000).

Almost surely, 2^136618252 is an apocalyptic number.

It is an amenable number.

136618252 is a deficient number, since it is larger than the sum of its proper divisors (113365748).

136618252 is a wasteful number, since it uses less digits than its factorization.

136618252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045 (or 3043 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 136618252 is about 11688.3810683944. The cubic root of 136618252 is about 515.0344049658.

The spelling of 136618252 in words is "one hundred thirty-six million, six hundred eighteen thousand, two hundred fifty-two".