609704650 has 12 divisors (see below), whose sum is σ = 1134050742. Its totient is φ = 243881840.

The previous prime is 609704639. The next prime is 609704657. The reversal of 609704650 is 56407906.

609704650 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 479128321 + 130576329 = 21889^2 + 11427^2 .

It is not an unprimeable number, because it can be changed into a prime (609704657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6096997 + ... + 6097096.

Almost surely, 2^609704650 is an apocalyptic number.

609704650 is a deficient number, since it is larger than the sum of its proper divisors (524346092).

609704650 is a wasteful number, since it uses less digits than its factorization.

609704650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12194105 (or 12194100 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 609704650 is about 24692.1981605527. The cubic root of 609704650 is about 847.9557101661.

The spelling of 609704650 in words is "six hundred nine million, seven hundred four thousand, six hundred fifty".