136506436 has 12 divisors (see below), whose sum is σ = 260603280. Its totient is φ = 62048360.

The previous prime is 136506421. The next prime is 136506439. The reversal of 136506436 is 634605631.

It is not an unprimeable number, because it can be changed into a prime (136506439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1551166 + ... + 1551253.

It is an arithmetic number, because the mean of its divisors is an integer number (21716940).

Almost surely, 2^136506436 is an apocalyptic number.

It is an amenable number.

136506436 is a deficient number, since it is larger than the sum of its proper divisors (124096844).

136506436 is a wasteful number, since it uses less digits than its factorization.

136506436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102434 (or 3102432 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 136506436 is about 11683.5968776743. The cubic root of 136506436 is about 514.8938556499.

The spelling of 136506436 in words is "one hundred thirty-six million, five hundred six thousand, four hundred thirty-six".