3513812 has 6 divisors (see below), whose sum is σ = 6149178. Its totient is φ = 1756904.

The previous prime is 3513799. The next prime is 3513821. The reversal of 3513812 is 2183153.

It can be written as a sum of positive squares in only one way, i.e., 3511876 + 1936 = 1874^2 + 44^2 .

It is a congruent number.

It is an unprimeable number.

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, 439223 + ... + 439230.

It is an arithmetic number, because the mean of its divisors is an integer number (1024863).

Almost surely, 2^3513812 is an apocalyptic number.

It is an amenable number.

3513812 is a deficient number, since it is larger than the sum of its proper divisors (2635366).

3513812 is a wasteful number, since it uses less digits than its factorization.

3513812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878457 (or 878455 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 3513812 is about 1874.5164709866. The cubic root of 3513812 is about 152.0289072445.

Adding to 3513812 its reverse (2183153), we get a palindrome (5696965).

The spelling of 3513812 in words is "three million, five hundred thirteen thousand, eight hundred twelve".