48778042 has 8 divisors (see below), whose sum is σ = 73590516. Its totient is φ = 24247872.

The previous prime is 48778031. The next prime is 48778123. The reversal of 48778042 is 24087784.

It is a happy number.

48778042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48734361 + 43681 = 6981^2 + 209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 48777986 and 48778004.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 70143 + ... + 70834.

Almost surely, 2^48778042 is an apocalyptic number.

48778042 is a deficient number, since it is larger than the sum of its proper divisors (24812474).

48778042 is a wasteful number, since it uses less digits than its factorization.

48778042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141152.

The product of its (nonzero) digits is 100352, while the sum is 40.

The square root of 48778042 is about 6984.1278625180. The cubic root of 48778042 is about 365.3772093381.

The spelling of 48778042 in words is "forty-eight million, seven hundred seventy-eight thousand, forty-two".