48857242 has 32 divisors (see below), whose sum is σ = 86588928. Its totient is φ = 20238336.

The previous prime is 48857239. The next prime is 48857311. The reversal of 48857242 is 24275884.

It is a junction number, because it is equal to n+sod(n) for n = 48857195 and 48857204.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 132943 + ... + 133309.

It is an arithmetic number, because the mean of its divisors is an integer number (2705904).

Almost surely, 2^48857242 is an apocalyptic number.

48857242 is a deficient number, since it is larger than the sum of its proper divisors (37731686).

48857242 is a wasteful number, since it uses less digits than its factorization.

48857242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670.

The product of its digits is 143360, while the sum is 40.

The square root of 48857242 is about 6989.7955621034. The cubic root of 48857242 is about 365.5748544665.

The spelling of 48857242 in words is "forty-eight million, eight hundred fifty-seven thousand, two hundred forty-two".