49842697 has 2 divisors, whose sum is σ = 49842698. Its totient is φ = 49842696.

The previous prime is 49842671. The next prime is 49842703. The reversal of 49842697 is 79624894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 6533136 = 6581^2 + 2556^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49842697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49842697.

It is not a weakly prime, because it can be changed into another prime (49842647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24921348 + 24921349.

It is an arithmetic number, because the mean of its divisors is an integer number (24921349).

Almost surely, 2^49842697 is an apocalyptic number.

It is an amenable number.

49842697 is a deficient number, since it is larger than the sum of its proper divisors (1).

49842697 is an equidigital number, since it uses as much as digits as its factorization.

49842697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 49842697 is about 7059.9360478690. The cubic root of 49842697 is about 368.0164045342.

The spelling of 49842697 in words is "forty-nine million, eight hundred forty-two thousand, six hundred ninety-seven".