4068478 has 4 divisors (see below), whose sum is σ = 6102720. Its totient is φ = 2034238.

The previous prime is 4068473. The next prime is 4068479. The reversal of 4068478 is 8748604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4068473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017118 + ... + 1017121.

It is an arithmetic number, because the mean of its divisors is an integer number (1525680).

Almost surely, 2^4068478 is an apocalyptic number.

4068478 is a deficient number, since it is larger than the sum of its proper divisors (2034242).

4068478 is a wasteful number, since it uses less digits than its factorization.

4068478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034241.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 4068478 is about 2017.0468512159. The cubic root of 4068478 is about 159.6408349813.

The spelling of 4068478 in words is "four million, sixty-eight thousand, four hundred seventy-eight".