207042650 has 12 divisors (see below), whose sum is σ = 385099422. Its totient is φ = 82817040.

The previous prime is 207042631. The next prime is 207042691. The reversal of 207042650 is 56240702.

207042650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 178409449 + 28633201 = 13357^2 + 5351^2 .

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, 2070377 + ... + 2070476.

Almost surely, 2^207042650 is an apocalyptic number.

207042650 is a deficient number, since it is larger than the sum of its proper divisors (178056772).

207042650 is a wasteful number, since it uses less digits than its factorization.

207042650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140865 (or 4140860 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 207042650 is about 14388.9766835588. The cubic root of 207042650 is about 591.5887944417.

The spelling of 207042650 in words is "two hundred seven million, forty-two thousand, six hundred fifty".