3491012 has 12 divisors (see below), whose sum is σ = 6982080. Its totient is φ = 1496136.

The previous prime is 3491011. The next prime is 3491017. The reversal of 3491012 is 2101943.

3491012 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3491011) 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, 62312 + ... + 62367.

It is an arithmetic number, because the mean of its divisors is an integer number (581840).

Almost surely, 2^3491012 is an apocalyptic number.

It is an amenable number.

3491012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3491012 is a wasteful number, since it uses less digits than its factorization.

3491012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124690 (or 124688 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 3491012 is about 1868.4250051848. The cubic root of 3491012 is about 151.6993711759.

Adding to 3491012 its reverse (2101943), we get a palindrome (5592955).

The spelling of 3491012 in words is "three million, four hundred ninety-one thousand, twelve".