4993778 has 16 divisors (see below), whose sum is σ = 7711200. Its totient is φ = 2424576.

The previous prime is 4993777. The next prime is 4993811. The reversal of 4993778 is 8773994.

It is not an unprimeable number, because it can be changed into a prime (4993777) 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 7 ways as a sum of consecutive naturals, for example, 10898 + ... + 11346.

It is an arithmetic number, because the mean of its divisors is an integer number (481950).

Almost surely, 2^4993778 is an apocalyptic number.

4993778 is a deficient number, since it is larger than the sum of its proper divisors (2717422).

4993778 is a wasteful number, since it uses less digits than its factorization.

4993778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601.

The product of its digits is 381024, while the sum is 47.

The square root of 4993778 is about 2234.6762629070. The cubic root of 4993778 is about 170.9266354234.

The spelling of 4993778 in words is "four million, nine hundred ninety-three thousand, seven hundred seventy-eight".