48678839 has 4 divisors (see below), whose sum is σ = 53104200. Its totient is φ = 44253480.

The previous prime is 48678827. The next prime is 48678853. The reversal of 48678839 is 93887684.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48678839 - 2⁴ = 48678823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48678859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2212664 + ... + 2212685.

It is an arithmetic number, because the mean of its divisors is an integer number (13276050).

Almost surely, 2^48678839 is an apocalyptic number.

48678839 is a deficient number, since it is larger than the sum of its proper divisors (4425361).

48678839 is a wasteful number, since it uses less digits than its factorization.

48678839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4425360.

The product of its digits is 2322432, while the sum is 53.

The square root of 48678839 is about 6977.0222158167. The cubic root of 48678839 is about 365.1293442886.

The spelling of 48678839 in words is "forty-eight million, six hundred seventy-eight thousand, eight hundred thirty-nine".