136630212 has 24 divisors (see below), whose sum is σ = 332665536. Its totient is φ = 43563168.

The previous prime is 136630187. The next prime is 136630213. The reversal of 136630212 is 212036631.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (136630213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247243 + ... + 247794.

It is an arithmetic number, because the mean of its divisors is an integer number (13861064).

Almost surely, 2^136630212 is an apocalyptic number.

136630212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136630212 is an abundant number, since it is smaller than the sum of its proper divisors (196035324).

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

136630212 is a wasteful number, since it uses less digits than its factorization.

136630212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495067 (or 495065 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 136630212 is about 11688.8926763830. The cubic root of 136630212 is about 515.0494337818.

Adding to 136630212 its reverse (212036631), we get a palindrome (348666843).

The spelling of 136630212 in words is "one hundred thirty-six million, six hundred thirty thousand, two hundred twelve".