606782671 has 4 divisors (see below), whose sum is σ = 661944744. Its totient is φ = 551620600.

The previous prime is 606782663. The next prime is 606782681. The reversal of 606782671 is 176287606.

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

It is a cyclic number.

It is not a de Polignac number, because 606782671 - 2³ = 606782663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606782621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27581020 + ... + 27581041.

It is an arithmetic number, because the mean of its divisors is an integer number (165486186).

Almost surely, 2^606782671 is an apocalyptic number.

606782671 is a deficient number, since it is larger than the sum of its proper divisors (55162073).

606782671 is a wasteful number, since it uses less digits than its factorization.

606782671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55162072.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 606782671 is about 24632.9590386539. The cubic root of 606782671 is about 846.5989453519.

The spelling of 606782671 in words is "six hundred six million, seven hundred eighty-two thousand, six hundred seventy-one".