6168949 has 2 divisors, whose sum is σ = 6168950. Its totient is φ = 6168948.

The previous prime is 6168931. The next prime is 6168971. The reversal of 6168949 is 9498616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5616900 + 552049 = 2370^2 + 743^2 .

It is a cyclic number.

It is not a de Polignac number, because 6168949 - 2⁷ = 6168821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6168989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3084474 + 3084475.

It is an arithmetic number, because the mean of its divisors is an integer number (3084475).

Almost surely, 2^6168949 is an apocalyptic number.

It is an amenable number.

6168949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6168949 is an equidigital number, since it uses as much as digits as its factorization.

6168949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 43.

The square root of 6168949 is about 2483.7369023308. The cubic root of 6168949 is about 183.4018561120.

It can be divided in two parts, 6168 and 949, that added together give a palindrome (7117).

The spelling of 6168949 in words is "six million, one hundred sixty-eight thousand, nine hundred forty-nine".