3166949 has 2 divisors, whose sum is σ = 3166950. Its totient is φ = 3166948.

The previous prime is 3166921. The next prime is 3166951. The reversal of 3166949 is 9496613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2502724 + 664225 = 1582^2 + 815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3166949 is a prime.

Together with 3166951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3166979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583474 + 1583475.

It is an arithmetic number, because the mean of its divisors is an integer number (1583475).

Almost surely, 2^3166949 is an apocalyptic number.

It is an amenable number.

3166949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166949 is an equidigital number, since it uses as much as digits as its factorization.

3166949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 38.

The square root of 3166949 is about 1779.5923690553. The cubic root of 3166949 is about 146.8521659991.

The spelling of 3166949 in words is "three million, one hundred sixty-six thousand, nine hundred forty-nine".