48919837 has 2 divisors, whose sum is σ = 48919838. Its totient is φ = 48919836.

The previous prime is 48919817. The next prime is 48919859. The reversal of 48919837 is 73891984.

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., 32387481 + 16532356 = 5691^2 + 4066^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48919837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48919807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24459918 + 24459919.

It is an arithmetic number, because the mean of its divisors is an integer number (24459919).

Almost surely, 2^48919837 is an apocalyptic number.

It is an amenable number.

48919837 is a deficient number, since it is larger than the sum of its proper divisors (1).

48919837 is an equidigital number, since it uses as much as digits as its factorization.

48919837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 49.

The square root of 48919837 is about 6994.2717276354. The cubic root of 48919837 is about 365.7309104337.

The spelling of 48919837 in words is "forty-eight million, nine hundred nineteen thousand, eight hundred thirty-seven".