136525442 has 16 divisors (see below), whose sum is σ = 209552064. Its totient is φ = 66690000.

The previous prime is 136525429. The next prime is 136525451. The reversal of 136525442 is 244525631.

136525442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 136525399 and 136525408.

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, 14717 + ... + 22127.

It is an arithmetic number, because the mean of its divisors is an integer number (13097004).

Almost surely, 2^136525442 is an apocalyptic number.

136525442 is a deficient number, since it is larger than the sum of its proper divisors (73026622).

136525442 is a wasteful number, since it uses less digits than its factorization.

136525442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7625.

The product of its digits is 28800, while the sum is 32.

The square root of 136525442 is about 11684.4102119020. The cubic root of 136525442 is about 514.9177510275.

The spelling of 136525442 in words is "one hundred thirty-six million, five hundred twenty-five thousand, four hundred forty-two".