49668313 has 2 divisors, whose sum is σ = 49668314. Its totient is φ = 49668312.

The previous prime is 49668301. The next prime is 49668323. The reversal of 49668313 is 31386694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27793984 + 21874329 = 5272^2 + 4677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49668313 is a prime.

It is not a weakly prime, because it can be changed into another prime (49668323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24834156 + 24834157.

It is an arithmetic number, because the mean of its divisors is an integer number (24834157).

Almost surely, 2^49668313 is an apocalyptic number.

It is an amenable number.

49668313 is a deficient number, since it is larger than the sum of its proper divisors (1).

49668313 is an equidigital number, since it uses as much as digits as its factorization.

49668313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 49668313 is about 7047.5749729960. The cubic root of 49668313 is about 367.5867116103.

The spelling of 49668313 in words is "forty-nine million, six hundred sixty-eight thousand, three hundred thirteen".