136747274 has 8 divisors (see below), whose sum is σ = 205709700. Its totient is φ = 68177376.

The previous prime is 136747271. The next prime is 136747277. The reversal of 136747274 is 472747631.

It is an interprime number because it is at equal distance from previous prime (136747271) and next prime (136747277).

It can be written as a sum of positive squares in 2 ways, for example, as 136726249 + 21025 = 11693^2 + 145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136747271) 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, 97259 + ... + 98654.

Almost surely, 2^136747274 is an apocalyptic number.

136747274 is a deficient number, since it is larger than the sum of its proper divisors (68962426).

136747274 is a wasteful number, since it uses less digits than its factorization.

136747274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196264.

The product of its digits is 197568, while the sum is 41.

The square root of 136747274 is about 11693.8990076022. The cubic root of 136747274 is about 515.1964864357.

The spelling of 136747274 in words is "one hundred thirty-six million, seven hundred forty-seven thousand, two hundred seventy-four".