610665606 has 12 divisors (see below), whose sum is σ = 1323108852. Its totient is φ = 203555196.

The previous prime is 610665599. The next prime is 610665637. The reversal of 610665606 is 606566016.

It is a congruent number.

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, 16962916 + ... + 16962951.

It is an arithmetic number, because the mean of its divisors is an integer number (110259071).

Almost surely, 2^610665606 is an apocalyptic number.

610665606 is an abundant number, since it is smaller than the sum of its proper divisors (712443246).

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

610665606 is a wasteful number, since it uses less digits than its factorization.

610665606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33925875 (or 33925872 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 610665606 is about 24711.6491962799. The cubic root of 610665606 is about 848.4009642234.

The spelling of 610665606 in words is "six hundred ten million, six hundred sixty-five thousand, six hundred six".