4787668 has 24 divisors (see below), whose sum is σ = 8757000. Its totient is φ = 2287488.

The previous prime is 4787647. The next prime is 4787669. The reversal of 4787668 is 8667874.

It can be written as a sum of positive squares in 4 ways, for example, as 324 + 4787344 = 18^2 + 2188^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4787669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17146 + ... + 17422.

It is an arithmetic number, because the mean of its divisors is an integer number (364875).

Almost surely, 2^4787668 is an apocalyptic number.

It is an amenable number.

4787668 is a deficient number, since it is larger than the sum of its proper divisors (3969332).

4787668 is a wasteful number, since it uses less digits than its factorization.

4787668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 457 counting only the distinct ones).

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

The square root of 4787668 is about 2188.0740389667. The cubic root of 4787668 is about 168.5419478958.

The spelling of 4787668 in words is "four million, seven hundred eighty-seven thousand, six hundred sixty-eight".