5017978 has 8 divisors (see below), whose sum is σ = 8602272. Its totient is φ = 2150556.

The previous prime is 5017951. The next prime is 5017981. The reversal of 5017978 is 8797105.

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

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 3 ways as a sum of consecutive naturals, for example, 179200 + ... + 179227.

It is an arithmetic number, because the mean of its divisors is an integer number (1075284).

Almost surely, 2^5017978 is an apocalyptic number.

5017978 is a deficient number, since it is larger than the sum of its proper divisors (3584294).

5017978 is a wasteful number, since it uses less digits than its factorization.

5017978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358436.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 5017978 is about 2240.0843734110. The cubic root of 5017978 is about 171.2022958393.

It can be divided in two parts, 5017 and 978, that added together give a palindrome (5995).

The spelling of 5017978 in words is "five million, seventeen thousand, nine hundred seventy-eight".