3166227661 has 2 divisors, whose sum is σ = 3166227662. Its totient is φ = 3166227660.

The previous prime is 3166227653. The next prime is 3166227671. The reversal of 3166227661 is 1667226613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2903593225 + 262634436 = 53885^2 + 16206^2 .

It is a cyclic number.

It is not a de Polignac number, because 3166227661 - 2³ = 3166227653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3166227601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583113830 + 1583113831.

It is an arithmetic number, because the mean of its divisors is an integer number (1583113831).

Almost surely, 2^3166227661 is an apocalyptic number.

It is an amenable number.

3166227661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166227661 is an equidigital number, since it uses as much as digits as its factorization.

3166227661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The square root of 3166227661 is about 56269.2425842040. The cubic root of 3166227661 is about 1468.4101559975.

The spelling of 3166227661 in words is "three billion, one hundred sixty-six million, two hundred twenty-seven thousand, six hundred sixty-one".