4866778 has 24 divisors (see below), whose sum is σ = 8661492. Its totient is φ = 2044224.

The previous prime is 4866773. The next prime is 4866791. The reversal of 4866778 is 8776684.

It can be written as a sum of positive squares in 2 ways, for example, as 4739329 + 127449 = 2177^2 + 357^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4866773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4726 + ... + 5662.

Almost surely, 2^4866778 is an apocalyptic number.

4866778 is a deficient number, since it is larger than the sum of its proper divisors (3794714).

4866778 is a wasteful number, since it uses less digits than its factorization.

4866778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 999 counting only the distinct ones).

The product of its digits is 451584, while the sum is 46.

The square root of 4866778 is about 2206.0775145040. The cubic root of 4866778 is about 169.4651935852.

The spelling of 4866778 in words is "four million, eight hundred sixty-six thousand, seven hundred seventy-eight".