48763721 has 2 divisors, whose sum is σ = 48763722. Its totient is φ = 48763720.

The previous prime is 48763711. The next prime is 48763751. The reversal of 48763721 is 12736784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39375625 + 9388096 = 6275^2 + 3064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48763721 is a prime.

It is not a weakly prime, because it can be changed into another prime (48763711) 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, 24381860 + 24381861.

It is an arithmetic number, because the mean of its divisors is an integer number (24381861).

Almost surely, 2^48763721 is an apocalyptic number.

It is an amenable number.

48763721 is a deficient number, since it is larger than the sum of its proper divisors (1).

48763721 is an equidigital number, since it uses as much as digits as its factorization.

48763721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 48763721 is about 6983.1025339744. The cubic root of 48763721 is about 365.3414481706.

The spelling of 48763721 in words is "forty-eight million, seven hundred sixty-three thousand, seven hundred twenty-one".