3447284 has 24 divisors (see below), whose sum is σ = 6454560. Its totient is φ = 1606176.

The previous prime is 3447281. The next prime is 3447289. The reversal of 3447284 is 4827443.

It is a self number, because there is not a number n which added to its sum of digits gives 3447284.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3447281) 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, 4754 + ... + 5430.

It is an arithmetic number, because the mean of its divisors is an integer number (268940).

Almost surely, 2^3447284 is an apocalyptic number.

It is an amenable number.

3447284 is a deficient number, since it is larger than the sum of its proper divisors (3007276).

3447284 is a wasteful number, since it uses less digits than its factorization.

3447284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 765 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 3447284 is about 1856.6862955276. The cubic root of 3447284 is about 151.0633186199.

The spelling of 3447284 in words is "three million, four hundred forty-seven thousand, two hundred eighty-four".