48891761 has 2 divisors, whose sum is σ = 48891762. Its totient is φ = 48891760.

The previous prime is 48891751. The next prime is 48891781. The reversal of 48891761 is 16719884.

48891761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28686736 + 20205025 = 5356^2 + 4495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48891761 is a prime.

It is a super-2 number, since 2×48891761² = 4780808587362242, which contains 22 as substring.

It is a Chen prime.

It is a zygodrome in base 9.

It is not a weakly prime, because it can be changed into another prime (48891701) 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, 24445880 + 24445881.

It is an arithmetic number, because the mean of its divisors is an integer number (24445881).

Almost surely, 2^48891761 is an apocalyptic number.

It is an amenable number.

48891761 is a deficient number, since it is larger than the sum of its proper divisors (1).

48891761 is an equidigital number, since it uses as much as digits as its factorization.

48891761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 44.

The square root of 48891761 is about 6992.2643685719. The cubic root of 48891761 is about 365.6609304646.

The spelling of 48891761 in words is "forty-eight million, eight hundred ninety-one thousand, seven hundred sixty-one".