136833449 has 8 divisors (see below), whose sum is σ = 139501440. Its totient is φ = 134177200.

The previous prime is 136833427. The next prime is 136833457. The reversal of 136833449 is 944338631.

136833449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136833449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136833479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22739 + ... + 28119.

It is an arithmetic number, because the mean of its divisors is an integer number (17437680).

Almost surely, 2^136833449 is an apocalyptic number.

It is an amenable number.

136833449 is a deficient number, since it is larger than the sum of its proper divisors (2667991).

136833449 is an equidigital number, since it uses as much as digits as its factorization.

136833449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871.

The product of its digits is 186624, while the sum is 41.

The square root of 136833449 is about 11697.5830409534. The cubic root of 136833449 is about 515.3046853859.

The spelling of 136833449 in words is "one hundred thirty-six million, eight hundred thirty-three thousand, four hundred forty-nine".