136662140 has 12 divisors (see below), whose sum is σ = 286990536. Its totient is φ = 54664848.

The previous prime is 136662139. The next prime is 136662173. The reversal of 136662140 is 41266631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3416534 + ... + 3416573.

It is an arithmetic number, because the mean of its divisors is an integer number (23915878).

Almost surely, 2^136662140 is an apocalyptic number.

136662140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136662140 is an abundant number, since it is smaller than the sum of its proper divisors (150328396).

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

136662140 is a wasteful number, since it uses less digits than its factorization.

136662140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6833116 (or 6833114 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 136662140 is about 11690.2583376074. The cubic root of 136662140 is about 515.0895498912.

The spelling of 136662140 in words is "one hundred thirty-six million, six hundred sixty-two thousand, one hundred forty".