4196505949 has 2 divisors, whose sum is σ = 4196505950. Its totient is φ = 4196505948.

The previous prime is 4196505941. The next prime is 4196505961. The reversal of 4196505949 is 9495056914.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2511813924 + 1684692025 = 50118^2 + 41045^2 .

It is a cyclic number.

It is not a de Polignac number, because 4196505949 - 2³ = 4196505941 is a prime.

It is a super-2 number, since 2×4196505949² = 35221324359984781202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4196505896 and 4196505905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4196505941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2098252974 + 2098252975.

It is an arithmetic number, because the mean of its divisors is an integer number (2098252975).

Almost surely, 2^4196505949 is an apocalyptic number.

It is an amenable number.

4196505949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4196505949 is an equidigital number, since it uses as much as digits as its factorization.

4196505949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The square root of 4196505949 is about 64780.4441864981. Note that the first 3 decimals coincide. The cubic root of 4196505949 is about 1612.9811090420.

The spelling of 4196505949 in words is "four billion, one hundred ninety-six million, five hundred five thousand, nine hundred forty-nine".