606987 has 8 divisors (see below), whose sum is σ = 899280. Its totient is φ = 404640.

The previous prime is 606971. The next prime is 606997. The reversal of 606987 is 789606.

It is not a de Polignac number, because 606987 - 2⁴ = 606971 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 606987.

It is not an unprimeable number, because it can be changed into a prime (606967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11214 + ... + 11267.

It is an arithmetic number, because the mean of its divisors is an integer number (112410).

2⁶⁰⁶⁹⁸⁷ is an apocalyptic number.

606987 is a deficient number, since it is larger than the sum of its proper divisors (292293).

606987 is a wasteful number, since it uses less digits than its factorization.

606987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22490 (or 22484 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 606987 is about 779.0937042487. The cubic root of 606987 is about 84.6693963063.

The spelling of 606987 in words is "six hundred six thousand, nine hundred eighty-seven".