5003978 has 12 divisors (see below), whose sum is σ = 8731602. Its totient is φ = 2144520.

The previous prime is 5003969. The next prime is 5003981. The reversal of 5003978 is 8793005.

It can be written as a sum of positive squares in only one way, i.e., 4986289 + 17689 = 2233^2 + 133^2 .

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 5 ways as a sum of consecutive naturals, for example, 25433 + ... + 25628.

Almost surely, 2^5003978 is an apocalyptic number.

5003978 is a deficient number, since it is larger than the sum of its proper divisors (3727624).

5003978 is a wasteful number, since it uses less digits than its factorization.

5003978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51077 (or 51070 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 5003978 is about 2236.9573084885. The cubic root of 5003978 is about 171.0429312086.

The spelling of 5003978 in words is "five million, three thousand, nine hundred seventy-eight".