3612213 has 36 divisors (see below), whose sum is σ = 5975424. Its totient is φ = 2098800.

The previous prime is 3612209. The next prime is 3612221. The reversal of 3612213 is 3122163.

It is not a de Polignac number, because 3612213 - 2² = 3612209 is a prime.

3612213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3612233) by changing a digit.

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 in 35 ways as a sum of consecutive naturals, for example, 33706 + ... + 33812.

It is an arithmetic number, because the mean of its divisors is an integer number (165984).

Almost surely, 2^3612213 is an apocalyptic number.

3612213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3612213 is a deficient number, since it is larger than the sum of its proper divisors (2363211).

3612213 is a wasteful number, since it uses less digits than its factorization.

3612213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 152 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 3612213 is about 1900.5822791976. The cubic root of 3612213 is about 153.4350045084.

Adding to 3612213 its reverse (3122163), we get a palindrome (6734376).

It can be divided in two parts, 3 and 612213, that added together give a palindrome (612216).

The spelling of 3612213 in words is "three million, six hundred twelve thousand, two hundred thirteen".