606764161 has 4 divisors (see below), whose sum is σ = 614444800. Its totient is φ = 599083524.

The previous prime is 606764141. The next prime is 606764177. The reversal of 606764161 is 161467606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 606764161 - 2⁷ = 606764033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 606764161.

It is not an unprimeable number, because it can be changed into a prime (606764131) 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, 3840201 + ... + 3840358.

It is an arithmetic number, because the mean of its divisors is an integer number (153611200).

Almost surely, 2^606764161 is an apocalyptic number.

It is an amenable number.

606764161 is a deficient number, since it is larger than the sum of its proper divisors (7680639).

606764161 is an equidigital number, since it uses as much as digits as its factorization.

606764161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7680638.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 606764161 is about 24632.5833196602. The cubic root of 606764161 is about 846.5903367200.

The spelling of 606764161 in words is "six hundred six million, seven hundred sixty-four thousand, one hundred sixty-one".