606693871 has 4 divisors (see below), whose sum is σ = 693364432. Its totient is φ = 520023312.

The previous prime is 606693863. The next prime is 606693889. The reversal of 606693871 is 178396606.

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 606693871 - 2³ = 606693863 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 (606693821) 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, 43335270 + ... + 43335283.

It is an arithmetic number, because the mean of its divisors is an integer number (173341108).

Almost surely, 2^606693871 is an apocalyptic number.

606693871 is a deficient number, since it is larger than the sum of its proper divisors (86670561).

606693871 is an equidigital number, since it uses as much as digits as its factorization.

606693871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86670560.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 606693871 is about 24631.1565095917. The cubic root of 606693871 is about 846.5576446481.

The spelling of 606693871 in words is "six hundred six million, six hundred ninety-three thousand, eight hundred seventy-one".