136576449 has 12 divisors (see below), whose sum is σ = 204584016. Its totient is φ = 91050804.

The previous prime is 136576439. The next prime is 136576459. The reversal of 136576449 is 944675631.

136576449 is a `hidden beast` number, since 1 + 36 + 576 + 4 + 49 = 666.

136576449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (136576439) and next prime (136576459).

It is not a de Polignac number, because 136576449 - 2¹¹ = 136574401 is a prime.

It is a super-3 number, since 3×136576449³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (136576439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 280779 + ... + 281264.

It is an arithmetic number, because the mean of its divisors is an integer number (17048668).

Almost surely, 2^136576449 is an apocalyptic number.

It is an amenable number.

136576449 is a deficient number, since it is larger than the sum of its proper divisors (68007567).

136576449 is an frugal number, since it uses more digits than its factorization.

136576449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562058 (or 562046 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 136576449 is about 11686.5927027513. The cubic root of 136576449 is about 514.9818688436.

The spelling of 136576449 in words is "one hundred thirty-six million, five hundred seventy-six thousand, four hundred forty-nine".