207328136 has 16 divisors (see below), whose sum is σ = 391351500. Its totient is φ = 102967744.

The previous prime is 207328123. The next prime is 207328157. The reversal of 207328136 is 631823702.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 207072100 + 256036 = 14390^2 + 506^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85775 + ... + 88158.

Almost surely, 2^207328136 is an apocalyptic number.

It is an amenable number.

207328136 is a deficient number, since it is larger than the sum of its proper divisors (184023364).

207328136 is a wasteful number, since it uses less digits than its factorization.

207328136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174088 (or 174084 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 207328136 is about 14398.8935686045. The cubic root of 207328136 is about 591.8605786236.

The spelling of 207328136 in words is "two hundred seven million, three hundred twenty-eight thousand, one hundred thirty-six".