136342436 has 24 divisors (see below), whose sum is σ = 252491904. Its totient is φ = 64285760.

The previous prime is 136342429. The next prime is 136342457. The reversal of 136342436 is 634243631.

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, 3905 + ... + 16968.

It is an arithmetic number, because the mean of its divisors is an integer number (10520496).

Almost surely, 2^136342436 is an apocalyptic number.

It is an amenable number.

136342436 is a deficient number, since it is larger than the sum of its proper divisors (116149468).

136342436 is a wasteful number, since it uses less digits than its factorization.

136342436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20971 (or 20969 counting only the distinct ones).

The product of its digits is 31104, while the sum is 32.

The square root of 136342436 is about 11676.5763817996. The cubic root of 136342436 is about 514.6875737239.

The spelling of 136342436 in words is "one hundred thirty-six million, three hundred forty-two thousand, four hundred thirty-six".