48968989 has 2 divisors, whose sum is σ = 48968990. Its totient is φ = 48968988.

The previous prime is 48968977. The next prime is 48969017. The reversal of 48968989 is 98986984.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48066489 + 902500 = 6933^2 + 950^2 .

It is a cyclic number.

It is not a de Polignac number, because 48968989 - 2¹¹ = 48966941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48968929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24484494 + 24484495.

It is an arithmetic number, because the mean of its divisors is an integer number (24484495).

Almost surely, 2^48968989 is an apocalyptic number.

It is an amenable number.

48968989 is a deficient number, since it is larger than the sum of its proper divisors (1).

48968989 is an equidigital number, since it uses as much as digits as its factorization.

48968989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 61.

The square root of 48968989 is about 6997.7845779932. The cubic root of 48968989 is about 365.8533582967.

The spelling of 48968989 in words is "forty-eight million, nine hundred sixty-eight thousand, nine hundred eighty-nine".