4744978 has 8 divisors (see below), whose sum is σ = 8134272. Its totient is φ = 2033556.

The previous prime is 4744963. The next prime is 4744997. The reversal of 4744978 is 8794474.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169450 + ... + 169477.

It is an arithmetic number, because the mean of its divisors is an integer number (1016784).

Almost surely, 2^4744978 is an apocalyptic number.

4744978 is a deficient number, since it is larger than the sum of its proper divisors (3389294).

4744978 is a wasteful number, since it uses less digits than its factorization.

4744978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338936.

The product of its digits is 225792, while the sum is 43.

The square root of 4744978 is about 2178.2970412687. The cubic root of 4744978 is about 168.0395079041.

The spelling of 4744978 in words is "four million, seven hundred forty-four thousand, nine hundred seventy-eight".