136670 has 16 divisors (see below), whose sum is σ = 250560. Its totient is φ = 53664.

The previous prime is 136657. The next prime is 136691. The reversal of 136670 is 76631.

It is a congruent number.

It is an unprimeable number.

136670 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704 + ... + 876.

It is an arithmetic number, because the mean of its divisors is an integer number (15660).

2¹³⁶⁶⁷⁰ is an apocalyptic number.

136670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136670 is a deficient number, since it is larger than the sum of its proper divisors (113890).

136670 is a wasteful number, since it uses less digits than its factorization.

136670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 136670 is about 369.6890585343. The cubic root of 136670 is about 51.5099424672.

The spelling of 136670 in words is "one hundred thirty-six thousand, six hundred seventy".