3491284 has 12 divisors (see below), whose sum is σ = 6123124. Its totient is φ = 1741824.

The previous prime is 3491261. The next prime is 3491287. The reversal of 3491284 is 4821943.

3491284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2471184 + 1020100 = 1572^2 + 1010^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3491287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2452 + ... + 3604.

Almost surely, 2^3491284 is an apocalyptic number.

It is an amenable number.

3491284 is a deficient number, since it is larger than the sum of its proper divisors (2631840).

3491284 is a wasteful number, since it uses less digits than its factorization.

3491284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914 (or 1912 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 3491284 is about 1868.4977923455. The cubic root of 3491284 is about 151.7033109272.

The spelling of 3491284 in words is "three million, four hundred ninety-one thousand, two hundred eighty-four".