48912839 has 2 divisors, whose sum is σ = 48912840. Its totient is φ = 48912838.

The previous prime is 48912817. The next prime is 48912869. The reversal of 48912839 is 93821984.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48912839 - 2²⁰ = 47864263 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48912839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48912869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24456419 + 24456420.

It is an arithmetic number, because the mean of its divisors is an integer number (24456420).

Almost surely, 2^48912839 is an apocalyptic number.

48912839 is a deficient number, since it is larger than the sum of its proper divisors (1).

48912839 is an equidigital number, since it uses as much as digits as its factorization.

48912839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 44.

The square root of 48912839 is about 6993.7714432200. The cubic root of 48912839 is about 365.7134702900.

The spelling of 48912839 in words is "forty-eight million, nine hundred twelve thousand, eight hundred thirty-nine".