49497697 has 2 divisors, whose sum is σ = 49497698. Its totient is φ = 49497696.

The previous prime is 49497683. The next prime is 49497709. The reversal of 49497697 is 79679494.

It is a happy number.

49497697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44836416 + 4661281 = 6696^2 + 2159^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49497697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49497647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24748848 + 24748849.

It is an arithmetic number, because the mean of its divisors is an integer number (24748849).

Almost surely, 2^49497697 is an apocalyptic number.

It is an amenable number.

49497697 is a deficient number, since it is larger than the sum of its proper divisors (1).

49497697 is an equidigital number, since it uses as much as digits as its factorization.

49497697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 55.

The square root of 49497697 is about 7035.4599707482. The cubic root of 49497697 is about 367.1653287727.

The spelling of 49497697 in words is "forty-nine million, four hundred ninety-seven thousand, six hundred ninety-seven".