136670418 has 12 divisors (see below), whose sum is σ = 296119278. Its totient is φ = 45556800.

The previous prime is 136670371. The next prime is 136670423. The reversal of 136670418 is 814076631.

It can be written as a sum of positive squares in only one way, i.e., 121947849 + 14722569 = 11043^2 + 3837^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3796383 + ... + 3796418.

Almost surely, 2^136670418 is an apocalyptic number.

136670418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

136670418 is an abundant number, since it is smaller than the sum of its proper divisors (159448860).

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

136670418 is a wasteful number, since it uses less digits than its factorization.

136670418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7592809 (or 7592806 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 136670418 is about 11690.6123877238. The cubic root of 136670418 is about 515.0999498093.

The spelling of 136670418 in words is "one hundred thirty-six million, six hundred seventy thousand, four hundred eighteen".