49617937 has 2 divisors, whose sum is σ = 49617938. Its totient is φ = 49617936.

The previous prime is 49617907. The next prime is 49617941. The reversal of 49617937 is 73971694.

It is a Cunningham number, because it is equal to 7044²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49617936 + 1 = 7044^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49617937 is a prime.

It is not a weakly prime, because it can be changed into another prime (49617907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24808968 + 24808969.

It is an arithmetic number, because the mean of its divisors is an integer number (24808969).

Almost surely, 2^49617937 is an apocalyptic number.

It is an amenable number.

49617937 is a deficient number, since it is larger than the sum of its proper divisors (1).

49617937 is an equidigital number, since it uses as much as digits as its factorization.

49617937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 46.

The square root of 49617937 is about 7044.0000709824. Note that the first 4 decimals coincide. The cubic root of 49617937 is about 367.4623948440.

The spelling of 49617937 in words is "forty-nine million, six hundred seventeen thousand, nine hundred thirty-seven".