4994778 has 32 divisors (see below), whose sum is σ = 10396800. Its totient is φ = 1598400.

The previous prime is 4994761. The next prime is 4994789. The reversal of 4994778 is 8774994.

It is a happy number.

4994778 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33003 + ... + 33153.

It is an arithmetic number, because the mean of its divisors is an integer number (324900).

Almost surely, 2^4994778 is an apocalyptic number.

4994778 is an abundant number, since it is smaller than the sum of its proper divisors (5402022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4994778 is a wasteful number, since it uses less digits than its factorization.

4994778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342.

The product of its digits is 508032, while the sum is 48.

The square root of 4994778 is about 2234.8999977628. The cubic root of 4994778 is about 170.9380439686.

The spelling of 4994778 in words is "four million, nine hundred ninety-four thousand, seven hundred seventy-eight".