136349976 has 32 divisors (see below), whose sum is σ = 389571840. Its totient is φ = 38957088.

The previous prime is 136349951. The next prime is 136349987. The reversal of 136349976 is 679943631.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405636 + ... + 405971.

It is an arithmetic number, because the mean of its divisors is an integer number (12174120).

Almost surely, 2^136349976 is an apocalyptic number.

It is an amenable number.

136349976 is an abundant number, since it is smaller than the sum of its proper divisors (253221864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136349976 is a wasteful number, since it uses less digits than its factorization.

136349976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811623 (or 811619 counting only the distinct ones).

The product of its digits is 734832, while the sum is 48.

The square root of 136349976 is about 11676.8992459471. The cubic root of 136349976 is about 514.6970612879.

The spelling of 136349976 in words is "one hundred thirty-six million, three hundred forty-nine thousand, nine hundred seventy-six".