136947236 has 6 divisors (see below), whose sum is σ = 239657670. Its totient is φ = 68473616.

The previous prime is 136947149. The next prime is 136947247. The reversal of 136947236 is 632749631.

It can be written as a sum of positive squares in only one way, i.e., 84529636 + 52417600 = 9194^2 + 7240^2 .

It is a junction number, because it is equal to n+sod(n) for n = 136947193 and 136947202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17118401 + ... + 17118408.

It is an arithmetic number, because the mean of its divisors is an integer number (39942945).

Almost surely, 2^136947236 is an apocalyptic number.

It is an amenable number.

136947236 is a deficient number, since it is larger than the sum of its proper divisors (102710434).

136947236 is a wasteful number, since it uses less digits than its factorization.

136947236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34236813 (or 34236811 counting only the distinct ones).

The product of its digits is 163296, while the sum is 41.

The square root of 136947236 is about 11702.4457272828. The cubic root of 136947236 is about 515.4474836298.

The spelling of 136947236 in words is "one hundred thirty-six million, nine hundred forty-seven thousand, two hundred thirty-six".