136266394 has 16 divisors (see below), whose sum is σ = 223878816. Its totient is φ = 61690000.

The previous prime is 136266379. The next prime is 136266401. The reversal of 136266394 is 493662631.

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, 6817 + ... + 17860.

It is an arithmetic number, because the mean of its divisors is an integer number (13992426).

Almost surely, 2^136266394 is an apocalyptic number.

136266394 is a deficient number, since it is larger than the sum of its proper divisors (87612422).

136266394 is a wasteful number, since it uses less digits than its factorization.

136266394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24941.

The product of its digits is 139968, while the sum is 40.

The square root of 136266394 is about 11673.3197506108. The cubic root of 136266394 is about 514.5918706985.

The spelling of 136266394 in words is "one hundred thirty-six million, two hundred sixty-six thousand, three hundred ninety-four".