4666478 has 4 divisors (see below), whose sum is σ = 6999720. Its totient is φ = 2333238.

The previous prime is 4666471. The next prime is 4666499. The reversal of 4666478 is 8746664.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4666471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1166618 + ... + 1166621.

It is an arithmetic number, because the mean of its divisors is an integer number (1749930).

Almost surely, 2^4666478 is an apocalyptic number.

4666478 is a deficient number, since it is larger than the sum of its proper divisors (2333242).

4666478 is a wasteful number, since it uses less digits than its factorization.

4666478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333241.

The product of its digits is 193536, while the sum is 41.

The square root of 4666478 is about 2160.2032311799. The cubic root of 4666478 is about 167.1076791299.

The spelling of 4666478 in words is "four million, six hundred sixty-six thousand, four hundred seventy-eight".