3774478 has 8 divisors (see below), whose sum is σ = 5670000. Its totient is φ = 1884480.

The previous prime is 3774473. The next prime is 3774479. The reversal of 3774478 is 8744773.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3774478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3774473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1743 + ... + 3253.

It is an arithmetic number, because the mean of its divisors is an integer number (708750).

Almost surely, 2^3774478 is an apocalyptic number.

3774478 is a deficient number, since it is larger than the sum of its proper divisors (1895522).

3774478 is a wasteful number, since it uses less digits than its factorization.

3774478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762.

The product of its digits is 131712, while the sum is 40.

The square root of 3774478 is about 1942.8015853401. The cubic root of 3774478 is about 155.6989317168.

The spelling of 3774478 in words is "three million, seven hundred seventy-four thousand, four hundred seventy-eight".