48919973 has 2 divisors, whose sum is σ = 48919974. Its totient is φ = 48919972.

The previous prime is 48919967. The next prime is 48920009. The reversal of 48919973 is 37991984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28281124 + 20638849 = 5318^2 + 4543^2 .

It is a cyclic number.

It is not a de Polignac number, because 48919973 - 2¹² = 48915877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48919933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24459986 + 24459987.

It is an arithmetic number, because the mean of its divisors is an integer number (24459987).

Almost surely, 2^48919973 is an apocalyptic number.

It is an amenable number.

48919973 is a deficient number, since it is larger than the sum of its proper divisors (1).

48919973 is an equidigital number, since it uses as much as digits as its factorization.

48919973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 50.

The square root of 48919973 is about 6994.2814498703. The cubic root of 48919973 is about 365.7312493512.

The spelling of 48919973 in words is "forty-eight million, nine hundred nineteen thousand, nine hundred seventy-three".