136548646 has 32 divisors (see below), whose sum is σ = 230660640. Its totient is φ = 60189696.

The previous prime is 136548619. The next prime is 136548647. The reversal of 136548646 is 646845631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136548647) 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, 72205 + ... + 74071.

It is an arithmetic number, because the mean of its divisors is an integer number (7208145).

Almost surely, 2^136548646 is an apocalyptic number.

136548646 is a deficient number, since it is larger than the sum of its proper divisors (94111994).

136548646 is a wasteful number, since it uses less digits than its factorization.

136548646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008.

The product of its digits is 414720, while the sum is 43.

The square root of 136548646 is about 11685.4031167093. The cubic root of 136548646 is about 514.9469213528.

The spelling of 136548646 in words is "one hundred thirty-six million, five hundred forty-eight thousand, six hundred forty-six".