5039778 has 8 divisors (see below), whose sum is σ = 10079568. Its totient is φ = 1679924.

The previous prime is 5039773. The next prime is 5039779. The reversal of 5039778 is 8779305.

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

5039778 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5039773) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 419976 + ... + 419987.

It is an arithmetic number, because the mean of its divisors is an integer number (1259946).

Almost surely, 2^5039778 is an apocalyptic number.

5039778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5039778 is a wasteful number, since it uses less digits than its factorization.

5039778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839968.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 5039778 is about 2244.9449881901. The cubic root of 5039778 is about 171.4498602530.

The spelling of 5039778 in words is "five million, thirty-nine thousand, seven hundred seventy-eight".