4789994 has 8 divisors (see below), whose sum is σ = 7838208. Its totient is φ = 2177260.

The previous prime is 4789991. The next prime is 4789999. The reversal of 4789994 is 4999874.

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

It is a d-powerful number, because it can be written as 4² + 7³ + 8 + 9² + 9⁴ + 9⁷ + 4² .

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4789991) 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, 108842 + ... + 108885.

It is an arithmetic number, because the mean of its divisors is an integer number (979776).

Almost surely, 2^4789994 is an apocalyptic number.

4789994 is a deficient number, since it is larger than the sum of its proper divisors (3048214).

4789994 is a wasteful number, since it uses less digits than its factorization.

4789994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217740.

The product of its digits is 653184, while the sum is 50.

The square root of 4789994 is about 2188.6054920885. The cubic root of 4789994 is about 168.5692378069.

The spelling of 4789994 in words is "four million, seven hundred eighty-nine thousand, nine hundred ninety-four".