48257639 has 2 divisors, whose sum is σ = 48257640. Its totient is φ = 48257638.

The previous prime is 48257633. The next prime is 48257641. The reversal of 48257639 is 93675284.

48257639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48257639 - 2⁴ = 48257623 is a prime.

Together with 48257641, it forms a pair of twin primes.

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 48257639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48257633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24128819 + 24128820.

It is an arithmetic number, because the mean of its divisors is an integer number (24128820).

Almost surely, 2^48257639 is an apocalyptic number.

48257639 is a deficient number, since it is larger than the sum of its proper divisors (1).

48257639 is an equidigital number, since it uses as much as digits as its factorization.

48257639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 48257639 is about 6946.7718402147. The cubic root of 48257639 is about 364.0731824639.

The spelling of 48257639 in words is "forty-eight million, two hundred fifty-seven thousand, six hundred thirty-nine".