207935242 has 4 divisors (see below), whose sum is σ = 311902866. Its totient is φ = 103967620.

The previous prime is 207935213. The next prime is 207935257. The reversal of 207935242 is 242539702.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 204175521 + 3759721 = 14289^2 + 1939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 207935198 and 207935207.

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 as a sum of consecutive naturals, namely, 51983809 + ... + 51983812.

Almost surely, 2^207935242 is an apocalyptic number.

207935242 is a deficient number, since it is larger than the sum of its proper divisors (103967624).

207935242 is a wasteful number, since it uses less digits than its factorization.

207935242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103967623.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 207935242 is about 14419.9598473782. The cubic root of 207935242 is about 592.4377184144.

The spelling of 207935242 in words is "two hundred seven million, nine hundred thirty-five thousand, two hundred forty-two".